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GB/T 8363 ¡¶ÌúËØÌå¸ÕÂ䴸˺ÁÑÊÔÑéÒªÁì¡·
ASTM E436 ¡¶Standard Test Method for Drop- Weight Tear Tests of Ferritic Steels¡·
API RP*5L3¡¶Conducting Drop-Weight Tear Tests on Line Pipe¡·


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