ASTM A192 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

2013-08-14

ASTM A192 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

2013-08-14

ASTM A179 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

2013-08-14

ASTM A179 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

2013-08-14

API 5L 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

2013-08-14

API 5L 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

2013-08-14

ASTM A53 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

2013-08-14

ASTM A106 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

ASTM A106 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

export 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

export 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

supply 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

supply 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

seamless steel pipes exporter

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 exporter

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 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