Confirm to American standard:
Material: ANSI/ASTM a-197
Dinensions: ANSI/asme b 16.3
Threads: ANSI b 1.20.1
British standard
Material: ISO 5922
Dinensions: ISO 49
Threads: ISO 7/1
DIN standard
Material: DIN 1692
Dinensions: DIN 2950
Threads: DIN2999
Malleable iron fitting with good assortment of models, surface treatment to be black, galvanized & epoxy painted, our fittings can be widely usded in various pipe lines to convey gas, water, oil and so on.
Qingdao Huizhong Industry Co., Ltd. is a professional supplier and have three main factory. All. Our items are manufactured in accordance with the standard of international stardard. They are exported to more than 100 countries and regions of Europe, America, South-east, Asia, Middle-east etc.
Our run items: Ductile cast iron pipe, PVC-u, CPVC, PE, PP pipes, pipe fittings, hand tools(wrench, spanner), insulating materials.
We can also provide OEM and welcome customers' samples and designs for completion. Our advanced equipment and strict quality control system are achieved to the standard of ISO9001 SYSTEM.
