|
| ブランド名: | Jinxi Pipe |
| モデル番号: | LSAW鋼管 |
| MOQ: | 1 |
| 価格: | 420 USD/TON |
| 支払条件: | L/C、D/A、D/P、T/T、ウェスタンユニオン、マネーグラム |
| 供給能力: | 1000000 |
LSAWパイプ（第三者検査SGS、BV、ロイド証明書付き）
仕様
LSAW（長手方向サブマージアーク溶接） は、JCOEまたはUOE成形技術で熱間圧延された鋼板で作られたSAWパイプの一種です。JCOE技術は、製造中に含まれる成形および成形プロセス、ならびに溶接後に行われる内外溶接および冷間拡張を表します。
| アメリカ規格 | 規格名 |
| API 5L | ラインパイプ規格 |
LSAW鋼管 化学組成
| 鋼種 | 質量分率, 熱分析および製品分析に基づく a,g % |
||||||
| C | Mn | P | S | V | Nb | Ti | |
| 最大 b | 最大 b | 最大 | 最大 | 最大 | 最大 | 最大 | |
| シームレスパイプ | |||||||
| A | 0.22 | 0.9 | 0.03 | 0.03 | – | – | – |
| B | 0.28 | 1.2 | 0.03 | 0.03 | c,d | c,d | d |
| X42 | 0.28 | 1.3 | 0.03 | 0.03 | d | d | d |
| X46 | 0.28 | 1.4 | 0.03 | 0.03 | d | d | d |
| X52 | 0.28 | 1.4 | 0.03 | 0.03 | d | d | d |
| X56 | 0.28 | 1.4 | 0.03 | 0.03 | d | d | d |
| X60 | 0.28 e | 1.40 e | 0.03 | 0.03 | f | f | f |
| X65 | 0.28 e | 1.40 e | 0.03 | 0.03 | f | f | f |
| X70 | 0.28 e | 1.40 e | 0.03 | 0.03 | f | f | f |
| 溶接管 | |||||||
| A | 0.22 | 0.9 | 0.03 | 0.03 | – | – | – |
| B | 0.26 | 1.2 | 0.03 | 0.03 | c,d | c,d | d |
| X42 | 0.26 | 1.3 | 0.03 | 0.03 | d | d | d |
| X46 | 0.26 | 1.4 | 0.03 | 0.03 | d | d | d |
| X52 | 0.26 | 1.4 | 0.03 | 0.03 | d | d | d |
| X56 | 0.26 | 1.4 | 0.03 | 0.03 | d | d | d |
| X60 | 0.26 e | 1.40 e | 0.03 | 0.03 | f | f | f |
| X65 | 0.26 e | 1.45 e | 0.03 | 0.03 | f | f | f |
| X70 | 0.26e | 1.65 e | 0.03 | 0.03 | f | f | f |
| a. Cu ≤ = 0.50% Ni; ≤ 0.50%; Cr ≤ 0.50%; and Mo ≤ 0.15%, | |||||||
| b. For each reduction of 0.01% below the specified maximum concentration for carbon, an increase of 0.05% above the specified maximum concentration for Mn is permissible, up to a maximum of 1.65% for grades ≥ L245 or B, but ≤ L360 or X52; up to a maximum of 1.75% for grades > L360 or X52, but < L485 or X70; and up to a maximum of 2.00% for grade L485 or X70., | |||||||
| c. Unless otherwise agreed NB + V ≤ 0.06%, | |||||||
| d. Nb + V + TI ≤ 0.15%, | |||||||
| e. Unless otherwise agreed., | |||||||
| f. Unless otherwise agreed, NB + V = Ti ≤ 0.15%, | |||||||
| g. No deliberate addition of B is permitted and the residual B ≤ 0.001% | |||||||
出典 アメリカ規格 API SPECIFICATION 5L 表 5 — PSL 2 パイプの化学組成 (t ≤ 25.0 mm (0.984 in))
| 鋼種 | 質量分率、熱分析および製品分析に基づく % 最大 |
炭素当量 a% 最大 | |||||||||
| C b |
Si | Mn b |
P | S | V | Nb | Ti | その他 | CE IIW |
CE Pcm |
|
| シームレスおよび溶接管 | |||||||||||
| BR | 0.24 | 0.4 | 1.2 | 0.025 | 0.015 | c | c | 0.04 | e,l | 0.43 | 0.25 |
| X42R | 0.24 | 0.4 | 1.2 | 0.025 | 0.015 | 0.06 | 0.05 | 0.04 | e,l | 0.43 | 0.25 |
| BN | 0.24 | 0.4 | 1.2 | 0.025 | 0.015 | c | c | 0.04 | e,l | 0.43 | 0.25 |
| X42N | 0.24 | 0.4 | 1.2 | 0.025 | 0.015 | 0.06 | 0.05 | 0.04 | e,l | 0.43 | 0.25 |
| X46N | 0.24 | 0.4 | 1.4 | 0.025 | 0.015 | 0.07 | 0.05 | 0.04 | d,e,l | 0.43 | 0.25 |
| X52N | 0.24 | 0.45 | 1.4 | 0.025 | 0.015 | 0.1 | 0.05 | 0.04 | d,e,l | 0.43 | 0.25 |
| X56N | 0.24 | 0.45 | 1.4 | 0.025 | 0.015 | 0.10f | 0.05 | 0.04 | d,e,l | 0.43 | 0.25 |
| X60N | 0.24f | 0.45f | 1.40f | 0.025 | 0.015 | 0.10f | 0.05f | 0.04f | g,h,l | 合意による | |
| BQ | 0.18 | 0.45 | 1.4 | 0.025 | 0.015 | 0.05 | 0.05 | 0.04 | e,l | 0.43 | 0.25 |
| X42Q | 0.18 | 0.45 | 1.4 | 0.025 | 0.015 | 0.05 | 0.05 | 0.04 | e,l | 0.43 | 0.25 |
| X46Q | 0.18 | 0.45 | 1.4 | 0.025 | 0.015 | 0.05 | 0.05 | 0.04 | e,l | 0.43 | 0.25 |
| X52Q | 0.18 | 0.45 | 1.5 | 0.025 | 0.015 | 0.05 | 0.05 | 0.04 | e,l | 0.43 | 0.25 |
| X56Q | 0.18 | 0.45 | 1.5 | 0.025 | 0.015 | 0.07 | 0.05 | 0.04 | d,e,l | 0.43 | 0.25 |
| X60Q | 0.18f | 0.45f | 1.70f | 0.025 | 0.015 | g | g | g | h,l | 0.43 | 0.25 |
| X65Q | 0.18f | 0.45f | 1.70f | 0.025 | 0.015 | g | g | g | h,l | 0.43 | 0.25 |
| X70Q | 0.18f | 0.45f | 1.80f | 0.025 | 0.015 | g | g | g | h,l | 0.43 | 0.25 |
| X80Q | 0.18f | 0.45f | 1.90f | 0.025 | 0.015 | g | g | g | i,j | 合意による | |
| X90Q | 0.16f | 0.45f | 1.9 | 0.02 | 0.01 | g | g | g | j,k | 合意による | |
| X100Q | 0.16f | 0.45f | 1.9 | 0.02 | 0.01 | g | g | g | j,k | 合意による | |
| 溶接管 | |||||||||||
| BM | 0.22 | 0.45 | 1.2 | 0.025 | 0.015 | 0.05 | 0.05 | 0.04 | e,l | 0.43 | 0.25 |
| X42M | 0.22 | 0.45 | 1.3 | 0.025 | 0.015 | 0.05 | 0.05 | 0.04 | e,l | 0.43 | 0.25 |
| X46M | 0.22 | 0.45 | 1.3 | 0.025 | 0.015 | 0.05 | 0.05 | 0.04 | e,l | 0.43 | 0.25 |
| X52M | 0.22 | 0.45 | 1.4 | 0.025 | 0.015 | d | d | d | e,l | 0.43 | 0.25 |
| X56M | 0.22 | 0.45 | 1.4 | 0.025 | 0.015 | d | d | d | e,l | 0.43 | 0.25 |
| X60M | 0.12f | 0.45f | 1.60f | 0.025 | 0.015 | g | g | g | h,l | 0.43 | 0.25 |
| X65M | 0.12f | 0.45f | 1.60f | 0.025 | 0.015 | g | g | g | h,l | 0.43 | 0.25 |
| X70M | 0.12f | 0.45f | 1.70f | 0.025 | 0.015 | g | g | g | h,l | 0.43 | 0.25 |
| X80M | 0.12f | 0.45f | 1.85f | 0.025 | 0.015 | g | g | g | i,j | 0.43f | 0.25 |
| X90M | 0.1 | 0.55f | 2.10f | 0.02 | 0.01 | g | g | g | i,j | – | 0.25 |
| X100M | 0.1 | 0.55f | 2.10f | 0.02 | 0.01 | g | g | g | i,j | – | 0.25 |
| X120M | 0.1 | 0.55f | 2.10f | 0.02 | 0.01 | g | g | g | i,j | – | 0.25 |
| a. SMLS t>0.787”, CE limits shall be as agreed. The CEIIW limits applied fi C > 0.12% and the CEPcm limits apply if C ≤ 0.12%, | |||||||||||
| b. For each reduction of 0.01% below the specified maximum for C, an increase of 0.05% above the specified maximum for Mn is permissible, up to a maximum of 1.65% for grades ≥ L245 or B, but ≤ L360 or X52; up to a maximum of 1.75% for grades > L360 or X52, but < L485 or X70; up to a maximum of 2.00% for grades ≥ L485 or X70, but ≤ L555 or X80; and up to a maximum of 2.20% for grades > L555 or X80. | |||||||||||
| c. Unless otherwise agreed Nb = V ≤ 0.06%, | |||||||||||
| d. Nb = V = Ti ≤ 0.15%, | |||||||||||
| e. Unless otherwise agreed, Cu ≤ 0.50%; Ni ≤ 0.30% Cr ≤ 0.30% and Mo ≤ 0.15%, | |||||||||||
| f. Unless otherwise agreed. | |||||||||||
| g. Unless otherwise agreed, Nb + V + Ti ≤ 0.15%. | |||||||||||
| h. Unless otherwise agreed, Cu ≤ 0.50% Ni ≤ 0.50% Cr ≤ 0.50% and MO ≤ 0.50%. | |||||||||||
| i. Unless otherwise agreed, Cu ≤ 0.50% Ni ≤ 1.00% Cr ≤ 0.50% and MO ≤ 0.50%. | |||||||||||
| j. B ≤ 0.004%. | |||||||||||
| k. Unless otherwise agreed, Cu ≤ 0.50% Ni ≤ 1.00% Cr ≤ 0.55% and MO ≤ 0.80%. | |||||||||||
| l. For all PSL 2 pipe grades except those grades with footnotes j noted, the following applies. Unless otherwise agreed no intentional addition of B is permitted and residual B ≤ 0.001%. | |||||||||||
| パイプグレード | SMLSおよび溶接パイプのパイプ本体 | EW、LW、SAWおよびCOWパイプの溶接部 | ||
| 降伏強度 a | 引張強度 a | 伸び | 引張強度 b | |
| Rt0,5 PSI最小 | Rm PSI最小 | (in 2in Af %最小) | Rm PSI最小 | |
| A | 210 (30 500) | 335 (48 600) | c | 335 (48 600) |
| B | 245(35 500) | 415 (60 200) | c | 415 (60 200) |
| X42 | 290 (42 100) | 415 (60 200) | c | 415 (60 200) |
| X46 | 320 (46 400) | 435 (63 100) | c | 435 (63 100) |
| X52 | 360 (52 200) | 460 (66 700) | c | 460 (66 700) |
| X56 | 390 (56 600) | 490 (71 100) | c | 490 (71 100) |
| X60 | 415 (60 200) | 520 (75 400) | c | 520 (75 400) |
| X65 | 450 (65 300) | 535(77 600) | c | 535 (77 600) |
| X70 | 485 (70 300) | 570 (82 700) | c | 570 (82 700) |
| a. For intermediate grade, the difference between the specified minimum tensile strength and the specified minimum yield for the pipe body shall be as given for the next higher grade. | ||||
| b. For the intermediate grades, the specified minimum tensile strength for the weld seam shall be the same as determined for the body using footnote a. | ||||
| c. The specified minimum elongation, Af, expressed in percent and rounded to the nearest percent, shall be determined using the following equation: | ||||
| *Please refer to the original standard for the formula in the image. | ||||
| Where C is 1 940 for calculation using Si units and 625 000 for calculation using USC units | ||||
| Axc is the applicable tensile test piece cross-sectional area, expressed in square millimeters (square inches) , as follows | ||||
| – For circular cross-section test pieces, 130mm2 (0.20 in2) for 12.7 mm (0.500 in) and 8.9 mm (.350 in) diameter test pieces; and 65 mm2 (0.10 in2) for 6.4 mm (0.250in) diameter test pieces. | ||||
| – For full-section test pieces, the lesser of a) 485 mm2 (0.75 in2) and b) the cross-sectional area of the test piece, derived using the specified outside diameter and the specified wall thickness of the pipe, rounded to the nearest 10 mm2 (0.10in2) | ||||
| – For strip test pieces, the lesser of a) 485 mm2 (0.75 in2) and b) the cross-sectional area of the test piece, derived using the specified width of the test piece and the specified wall thickness of the pipe, rounded to the nearest 10 mm2 (0.10in2) | ||||
| U is the specified minimum tensile strength, expressed in megapascals (pounds per square inch) | ||||
出典 アメリカ規格 API SPECIFICATION 5L Table 7 — PSL 2 パイプの引張試験結果の要件
| パイプグレード | SMLSおよび溶接パイプのパイプ本体 | HFW、SAWおよびCOWパイプの溶接部 | |||||
| 降伏強度 a | 引張強度 a | 比率 a,c | 伸び | 引張強度 d | |||
| Rt0,5 MPa (psi) | Rm MPa (psi) | Rt0,5/Rm | (50 mm または 2 in) |
Rm MPa (psi) | |||
| 最小 | 最大 | 最小 | 最大 | 最大 | 最小 | 最小 | |
| BR, BN,BQ,BM | 245 (35 500) |
450e (65 300)e |
415 (60 200) |
655 (95 000) |
0.93 | f | 415 (60 200) |
| X42,X42R,X2Q,X42M | 290 (42 100) |
495 (71 800) |
415 (60 200) |
655 (95 000) |
0.93 | f | 415 (60 200) |
| X46N,X46Q,X46M | 320 (46 400) |
525 (76 100) |
435 (63 100) |
655 (95 000) |
0.93 | f | 435 (63 100) |
| X52N,X52Q,X52M | 360 (52 200) |
530 (76 900) |
460 (66 700) |
760 (110 200) |
0.93 | f | 460 (66 700) |
| X56N,X56Q,X56M | 390 (56 600) |
545 (79 000) |
490 (71 100) |
760 (110 200) |
0.93 | f | 490 (71 100) |
| X60N,X60Q,S60M | 415 (60 200) |
565 (81 900) |
520 (75 400) |
760 (110 200) |
0.93 | f | 520 (75 400) |
| X65Q,X65M | 450 (65 300) |
600 (87000) |
535 (77 600) |
760 (110 200) |
0.93 | f | 535 (77 600) |
| X70Q,X65M | 485 (70 300) |
635 (92 100) |
570 (82 700) |
760 (110 200) |
0.93 | f | 570 (82 700) |
| X80Q,X80M | 555 (80 500) |
705 (102 300) |
625 (90 600) |
825 (119 700) |
0.93 | f | 625 (90 600) |
| a. For intermediate grade, refer to the full API5L specification. | |||||||
| b. for grades > X90 refer to the full API5L specification. | |||||||
| c. This limit applies for pies with D> 12.750 in | |||||||
| d. For intermediate grades, the specified minimum tensile strength for the weld seam shall be the same value as was determined for the pipe body using foot a. | |||||||
| e. for pipe requiring longitudinal testing, the maximum yield strength shall be ≤ 71,800 psi | |||||||
| f. The specified minimum elongation, Af, expressed in percent and rounded to the nearest percent, shall be determined using the following equation: | |||||||
| refer to the full API5L specification. | |||||||
| Where C is 1 940 for calculation using Si units and 625 000 for calculation using USC units | |||||||
| Axc is the applicable tensile test piece cross-sectional area, expressed in square millimeters (square inches) , as follows | |||||||
| – For circular cross-section test pieces, 130mm2 (0.20 in2) for 12.7 mm (0.500 in) and 8.9 mm (.350 in) diameter test pieces; and 65 mm2 (0.10 in2) for 6.4 mm (0.250in) diameter test pieces. | |||||||
| U is the specified minimum tensile strength, expressed in megapascals (pounds per square inch). – For strip test pieces, the lesser of a) 485 mm2 (0.75 in2) and b) the cross-sectional area of the test piece, derived using the specified width of the test piece and the specified wall thickness of the pipe, rounded to the nearest 10 mm2 (0.10in2) | |||||||
| U is the specified minimum tensile strength, expressed in megapascals (pounds per square inch). g. Lower values fo R10,5IRm may be specified by agreement. | |||||||
| h. for grades > x90 refer to the full API5L specification. | |||||||
| LSAW鋼管 | |||||||
| 製造プロセス | |||||||
→ X線検査 → 拡張 → 水圧試験 →l. 面取り → 超音波検査→ X線検査→ チューブ端の磁粉探傷。LSAW鋼管 用途
LSAW鋼管 はバルクキャリアで輸送されます深海・超深海サブシーパイプラインシステム