China Seamless steel tubes GB Standards Search Result |
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1. Ready translated GB standards ![]() 2. Other English version GB Standards are not ready translated, only after get your order, then we translate them, time usually need 3-5 days . |
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GB/T 3093-2002 High-pressure Seamless steel tubes for diesel engine - 英文版 |
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GB/T 3090-2000 Stainless steel small diameter Seamless steel tubes - 英文版 |
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