Hengxin high pressure is specialized in the production of high-pressure pipe fittings, and its products serve the electric power, petroleum, refining and chemical, coal chemical and other industries. We have established an experienced technical team to escort the products:

1. Type test: we have carried out type test coverage for each product produced

2. Strength check: check the strength item by item according to DL / T 5054, GB / T 150, ASME b31.1, B31.3 and B31.8

3. Process control: strictly control the calcination temperature and carry out heat treatment according to the specifications

4. Nondestructive testing: all pipe fittings shall be subject to magnetic particle or penetrant and ultrasonic testing

5. Physical and chemical test: the chemical composition, mechanical properties, hardness and gold shall be tested according to the furnace batch number, and the surface hardness shall be tested

6. Dimension and appearance inspection: all pipe fittings shall be subject to dimension and appearance inspection

7. PMI detection: all pipe fittings shall be subject to spectral detection

8. Issue certificate: provide customers with a full set of test reports and certificates

design standard: DL / T 5054, GB / T 150, ASME b31.1, ASME b31.1, B31.3, B31.8

material standard: ASME SA335, en 10216-2, GB / T 5310

manufacturing standard: DL / T 869, ASME b16.9, EN 10253