Hebei All Land Steel Pipe Manufacturing Co., Ltd
Standards covers API 5L, ISO 31083, Grade B, X42, X46, X52, X56, X60, X65, X70, PSL1 & PSL2 & Sour services. The company own three production lines for pipe coating processes, including FBE, 3LPE, standards in DIN 30670, DIN 30671, SY/T0413-2002, SY/T0413-2002, SY/T0135-2000, Q/CNPC38-2002, SY/T0457-2000, annually output 4 million square meters.
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multifunctional asme sa533 grade c steel plate