High-pressure union , importing international advanced technology , is forged with high- strength alloy steel , strict heat treatment process can ensure that the nipple have uniform metallurgical structure and pressing and the material meets ASTM and AISI Standard and technology indexes conform to APT Spec 6A , the product adopts some end connections of pipeline thread product thread , butt-weld and compress-seal .
The type mainly mainly consists of 100# , 200# , 206# , 207# ,211# , 300# , 402# , 600# , 602# , 1002# , 1003# ,1502# , 2002# and 2202# .
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