CHINA XINTAI INDUSTRY VALVE CO.,LTd our company has established in1988 and covers about 26000㎡. Nowadays, we have 500 employees, 150sets of various mechanical machines and other facilites.We mainly manufacture ball valves, gate valves, check valves, butterfly valves, pneumatic ball valves, pneumatic butterfly valves, safe valves, strainer according to ANSI/API, JIS, DIN, GB/JBstandard etc. The valve products are various in type, complete in specifications, we can customize various kinds of standard or nonstandard valves according to the request of user. The products have been exported to U.S.A., Europe, Middle East, Southeast Asia etc.the reliable quality and reasonable price are the foundation of our constant developing. Our products are widely used in Petroleum, Chemistry, Metallurgy industries and Power plants, Food filling equipment etc. The products are well appreciated by the customers for the reliable and steady performance. The valves launched its quality management and safety system as ISO9001, and API6D for products


During the whole course of design, Materials Purchasing, tooling & assemble, testing & inspection, ans services, the company operate strictly in compliance with the process and regulations of ISO9001 quality system and have got the approval of DET NORSKE VERITAS(DNV) and the certification of API-6D,in order to make our customers more satisfied we continually strive to improve our produts, we have brought the valve Research and Development (R&D) come into being. The department main work is to keep their mind on researching all kinds of training in the education training center all the employees technical level have been enhancing continually, which keep DHJ brand valves more excellent in quality and services forever.

The main tech-data of product listed as below, where any special requirement can be handled by our dedicated engineering team for varous working conditions products range: ball valves, gate valves, globe valve, check valves, butterfly valves, pneumatic ball valves, pneumatic butterfly valves, safe valves, Petroleum valves.

Design standard: ANSI B16.34,API600, API6D,API608,GB4216.4, GB12237-89, API602,BS5352, ANSI B16.34, ASME B16.34,BS5352, MSS-SP-118, MSS-SP-117, BS5351，BS1873, GB12235-89, GB/T12237-89,JB/T308-75, JB/T96-95, JB/T 97-95, JB/T 7749-95 ,JIS
Face to Face: GB1221-89, API609,ANSI B16.10, JIS B2002, GB12221-89,JB/T 97-95
Flanged standard:JB/T79-94,GB9113-88,ANSI B16.5,HG 20593～20595～97/JB79-59,ANSI B16.5, GB9113-88, GB12221-89, ANSIB16.10, JB/T82.2-94,J B78, JB/T79.1-94, G4216, DIN2501, BS4504, BS10-E,JIS B2220
ANSI.B16.1, ISO2084, DIN2501, GB4216-84, GB12234-89
Connection End: Flanged, BW, NPT, Wafe Type etc.Welding connection:ANSIB16.25, JB/T1751,GB12224-89 ANSI B16.11,JB/T 1222 Threaded end: ANSI B 1.20.1, JB/T 7306
BW Standard:ANSI B16.25, GB/T 12224   DESIGN BS 5352 BS 5351 ASME bolted bonnet ANSI B16.34
SW standard: ANSI B1.20(NPT) BSPP, BSPT, GB/T 7306-87(RC) MSS SP -118
NPT standard:ANSI B16.11,JB/T1751
Test standard: ZBJ16006, API598/API16D, GB12221-89/ ANSI B16.10, ISO 5208-91,GB/T13927-27, JB/T9092 ,GB/T 13927-92, JB/T9092-99, SH3064-94,API 602, BS6755, JISB2002, JIS B2212-B2216
Materials (Casting):WCB WCC, LCB, LCC, LC1-3,CF8,CF3, CF8M,CF3M,CN7M,CA15,C5,WC6,WC9 ETC.
Materials(Forging): A105,LF1,LF2,F304L,F316,F11,F22,F6,F51,F316H,F312,F347 ALLOY ETC.