seamless steel pipe factory

Our products have passed API 5CT and API 5L certificate of authority and TUV certificate of German. They also passed GB/T19001-2000 national quality c

2013-08-17

seamless steel pipe manufacturer

Our products have passed API 5CT and API 5L certificate of authority and TUV certificate of German. They also passed GB/T19001-2000 national quality c

2013-08-17

seamless steel pipes manufactory

Our products have passed API 5CT and API 5L certificate of authority and TUV certificate of German. They also passed GB/T19001-2000 national quality c

2013-08-17

seamless steel pipe manufactory

Our products have passed API 5CT and API 5L certificate of authority and TUV certificate of German. They also passed GB/T19001-2000 national quality c

2013-08-17

seamless steel pipes seller

Our products have passed API 5CT and API 5L certificate of authority and TUV certificate of German. They also passed GB/T19001-2000 national quality c

2013-08-17

seamless steel pipe seller

Our products have passed API 5CT and API 5L certificate of authority and TUV certificate of German. They also passed GB/T19001-2000 national quality c

2013-08-17

seamless steel pipes supplier

Our products have passed API 5CT and API 5L certificate of authority and TUV certificate of German. They also passed GB/T19001-2000 national quality c

2013-08-17

seamless steel pipe supplier

Our products have passed API 5CT and API 5L certificate of authority and TUV certificate of German. They also passed GB/T19001-2000 national quality c

2013-08-17

seamless steel pipes company

Our products have passed API 5CT and API 5L certificate of authority and TUV certificate of German. They also passed GB/T19001-2000 national quality c

2013-08-17

seamless steel pipe company

Our products have passed API 5CT and API 5L certificate of authority and TUV certificate of German. They also passed GB/T19001-2000 national quality c

2013-08-17

seamless steel pipes

Our products have passed API 5CT and API 5L certificate of authority and TUV certificate of German. They also passed GB/T19001-2000 national quality c

2013-08-17

seamless steel pipe

Our products have passed API 5CT and API 5L certificate of authority and TUV certificate of German. They also passed GB/T19001-2000 national quality c

2013-08-17

LASW steel pipes

Steel Grade
GB/T3091 SY/T5037 SY/T 5040CJ/T 3022
Q195 Q215 Q235 Q275 Q295 Q345 08F 08 08AL 08F 10F 10 HG5 DF08 SPHC M8
BS 1387 EN10217 S185 S2

2013-08-17

JIS5525 LASW steel pipe

Steel Grade
GB/T3091 SY/T5037 SY/T 5040CJ/T 3022
Q195 Q215 Q235 Q275 Q295 Q345 08F 08 08AL 08F 10F 10 HG5 DF08 SPHC M8
BS 1387 EN10217 S185 S2

2013-08-17

JIS5525 LASW steel pipes

Steel Grade
GB/T3091 SY/T5037 SY/T 5040CJ/T 3022
Q195 Q215 Q235 Q275 Q295 Q345 08F 08 08AL 08F 10F 10 HG5 DF08 SPHC M8
BS 1387 EN10217 S185 S2

2013-08-17

API 5L Gr.B LASW steel pipes

Steel Grade
GB/T3091 SY/T5037 SY/T 5040CJ/T 3022
Q195 Q215 Q235 Q275 Q295 Q345 08F 08 08AL 08F 10F 10 HG5 DF08 SPHC M8
BS 1387 EN10217 S185 S2

2013-08-17