▶ Pipe for offshore construction
Size range:Φ10.3mm~1016mm×1.24mm~120mm(1/8"~40"×0.049"~4.725")or as agreed
Grade:BNO, X42NO, X46NO, X52QO, X56NO, X60QO, X65QO, X70QO, X80QO, X90QO, X100QO, etc.
Standard:API Spec 5L, DNV-OS-F101, ISO3183 , etc.
Approval type:CCS, DNV, ABS, RMRS, LR, BV, NK, KR, etc.
End type:plain end, bevel end, compound bevel end
Grade:BNO, X42NO, X46NO, X52QO, X56NO, X60QO, X65QO, X70QO, X80QO, X90QO, X100QO, etc.
Standard:API Spec 5L, DNV-OS-F101, ISO3183 , etc.
Approval type:CCS, DNV, ABS, RMRS, LR, BV, NK, KR, etc.
End type:plain end, bevel end, compound bevel end
▶ Pipe for jacket structure
Size range:Φ10.3mm~3800mm×1.24mm~120mm(1/8"~149.61"×0.049"~4.725")
Grade:S355MLHCO, S355NLHCO (S355G13+N), S355G10M , S355G13+QT, S420MLHCO, S420G6+QT, S460MLHCO, S460G2M(Z), S460G6+QT, S500MLHCO, S550MLHCO, S600MLHCO, S650MLHCO, S700MLHCO, etc.
Standard:EN 10025, EN10225, DNV-OS-F101 or specification as agreed
Approval type:RMRS, DNV, ABS, LR, BV, ClassNK, KR, etc.
End type:plain end, bevel end
Main parameters for seamless steel pipes used in jacket structure:
Chemical composition:S≦0.005%, Pcm≦0.25%, CE ≦0.45%
Mechanical property:CVN(-60℃)≧60(J), Z35≧80%Rm , Ψ≧35%
Grade:S355MLHCO, S355NLHCO (S355G13+N), S355G10M , S355G13+QT, S420MLHCO, S420G6+QT, S460MLHCO, S460G2M(Z), S460G6+QT, S500MLHCO, S550MLHCO, S600MLHCO, S650MLHCO, S700MLHCO, etc.
Standard:EN 10025, EN10225, DNV-OS-F101 or specification as agreed
Approval type:RMRS, DNV, ABS, LR, BV, ClassNK, KR, etc.
End type:plain end, bevel end
Main parameters for seamless steel pipes used in jacket structure:
Chemical composition:S≦0.005%, Pcm≦0.25%, CE ≦0.45%
Mechanical property:CVN(-60℃)≧60(J), Z35≧80%Rm , Ψ≧35%
▶ Hot finished structural hollow section of non-alloy and fine grain steel
Size range:Φ10.3mm~1016mm×1.24mm~120mm(1/8"~40"×0.049"~4.725")
Grade:S235JRH, S275JOH, S275J2H, S355JOH, S355J2H, S355K2H, etc.
Standard:EN 10210-1, EN 10210-2
Grade:S235JRH, S275JOH, S275J2H, S355JOH, S355J2H, S355K2H, etc.
Standard:EN 10210-1, EN 10210-2
▶ Seamless& welded square pipe
Size range:
A×A:10mm~500mm×10mm~500mm
WT:1mm~30mm
Grade:S690, 4130, 4145, S275NH, S275NLH, S355J0H, S355J2H, S355NH, S355NLH, S420NH, S420NLH, S460NH, S460NLH, AH32, DH32, AH36, DH36, etc.
Standard:GB/T3094, GB/T 6725, GB/T 6728, GB/T 26080, GB/T 6723, MT/T 557, GB/T 13793, ASTM-A519, ASTM A500, EN 10210-1, EN 10210-2 or specifications as agreed
Approval type:ABS,DNV,LR,BV,RS,CCS, etc.
A×A:10mm~500mm×10mm~500mm
WT:1mm~30mm
Grade:S690, 4130, 4145, S275NH, S275NLH, S355J0H, S355J2H, S355NH, S355NLH, S420NH, S420NLH, S460NH, S460NLH, AH32, DH32, AH36, DH36, etc.
Standard:GB/T3094, GB/T 6725, GB/T 6728, GB/T 26080, GB/T 6723, MT/T 557, GB/T 13793, ASTM-A519, ASTM A500, EN 10210-1, EN 10210-2 or specifications as agreed
Approval type:ABS,DNV,LR,BV,RS,CCS, etc.
▶ Seamless& welded rectangle pipe
Size range:
A×B:20mm~500mm×20mm~500mm
WT:1mm~30mm
Grade: S690, 4130, 4145, S355J0H, S355J2H, etc.
Standard: ASTM-A519, EN 10210-1, EN 10210-2 or specifications as agreed
Approval type:ABS, DNV, LR, BV, RS, CCS, etc.
A×B:20mm~500mm×20mm~500mm
WT:1mm~30mm
Grade: S690, 4130, 4145, S355J0H, S355J2H, etc.
Standard: ASTM-A519, EN 10210-1, EN 10210-2 or specifications as agreed
Approval type:ABS, DNV, LR, BV, RS, CCS, etc.
▶ Pipe for Offshore Drilling Riser
Size range:Φ533.4mm×15.88mm(21"×0.625"), Φ533.4mm×25.4mm(21"×1")
Grade:X80QO , etc.
Size Tolerance:±0.5%OD, ±5%WT
Standard:API Spec 5L/API Spec 16R
Mechanical Properties:Average Yield Strength:618MPa
Average Tensile Strength:694MPa
Elongation: 26%
CVN(-20℃)≧160(J), HV10 ≤232
Grade:X80QO , etc.
Size Tolerance:±0.5%OD, ±5%WT
Standard:API Spec 5L/API Spec 16R
Mechanical Properties:Average Yield Strength:618MPa
Average Tensile Strength:694MPa
Elongation: 26%
CVN(-20℃)≧160(J), HV10 ≤232
▶ Submarine Pipeline System
Size range:Φ10.3mm~1016mm×1.24~120mm(1/8"~40"×0.049"~4.724")
Grade:245, 290, 360, 415, 450, 485, 555, etc.
Standard:DNV-OS-F101, etc.
Approval type:CCS, DNV, ABS, RMRS, LR, BV, NK, KR, etc.
End type:plain end, bevel end, compound bevel end
Grade:245, 290, 360, 415, 450, 485, 555, etc.
Standard:DNV-OS-F101, etc.
Approval type:CCS, DNV, ABS, RMRS, LR, BV, NK, KR, etc.
End type:plain end, bevel end, compound bevel end
▶ Internal or external coated Pipe and concrete coated pipe
Size range:Φ10.3mm~1016mm×1.24~120mm(1/8"~40"×0.049"~4.725")
Grade:A, B, X42, X46, X52, X60, X65, X70, etc.
Coating type : FBE, 2FBE , 2PP, 2PE, 3PP, 3PE, 3LPE, CWC, etc.
Standard:API Spec 5L, JIS3469/CNS13639, DIN 30670, DIN 30678 , SY4013
Grade:A, B, X42, X46, X52, X60, X65, X70, etc.
Coating type : FBE, 2FBE , 2PP, 2PE, 3PP, 3PE, 3LPE, CWC, etc.
Standard:API Spec 5L, JIS3469/CNS13639, DIN 30670, DIN 30678 , SY4013
▶ Bimetallic CRA Pipe
Metallurgical Bond Pipe: 21.3mm~406.4mm(0.838"~16")
Mechanical Bond Pipe : 21.3mm~762mm(0.838"~30")
Base Pipe:1.24~33.4mm(0.049"~1.315")
Inner Pipe:0.5~4.0mm(0.02"~0.158")
Stainless Steel: 304L, 316L, 321, 2205, 2507, 904L, etc.
Nickel Alloys: Monel 400, MonelK-500, Inconel 600, Inconel 625, Hastelloy C-276, etc.
Specs: API 5LD or otherwise as agreed
Mechanical Bond Pipe : 21.3mm~762mm(0.838"~30")
Base Pipe:1.24~33.4mm(0.049"~1.315")
Inner Pipe:0.5~4.0mm(0.02"~0.158")
Stainless Steel: 304L, 316L, 321, 2205, 2507, 904L, etc.
Nickel Alloys: Monel 400, MonelK-500, Inconel 600, Inconel 625, Hastelloy C-276, etc.
Specs: API 5LD or otherwise as agreed
▶ Pipe for Shipbuilding



