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Socket weld fittings belong to forged fittings whose pressure is very high, such as 3000LB,6000LB,9000LB. Normally the size for SW fittings are very small. For different type of pipe fittings, socket weld fittings include socket weld elbows, socket...
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Hengjia Pipeline can manufacture weld neck pipe flanges in many steel material grades, including carbon steel weld neck pipe flanges, alloy steel weld neck pipe flanges and stainless steel weld neck pipe flanges. Weld neck forged flanges are...
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Besides butt weld fittings, socket weld fittings and threaded fittings are also our product range. Both SW & THD fittings are forging. Threaded-Available in class2000, 3000, 6000 Socket weld-Availabe in class3000, 6000,9000 90deg elbow Threaded...
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There are many different standards of forged flanges, for example, GB is the national standard. Below is standard No. about different materials and types of flanges under GB standard. GB/T 15530.6-1995 copper alloy butt welding ring loose plate...