- Overview
- Detailed Photos
- Process Flow
- Why Choose CNCJ ?
- Company Profile
- Certification
- FAQ
Basic Info.
Product Description
What CNCJ Offer?



STAINLESS STEEL FLANGE | STAINLESS STEEL BUTT-WELD FITTING | STAINLESS STEEL SCREWED FITTING |
STAINLESS STEEL HIGH PRESSURE FLANGE | STAINLESS/CAST STEEL VALVE | STAINLESS STEEL FLANGED VALVE |
Product Description





Process Flow

Why Choose CNCJ?
Zhejiang Chengjiu Pipeline Co.,Ltd are a professional manufacturer located in China (We have our own factory, 100+ workers, 500+ customers, about 20 years of experience)
And we have all relevant certification CE/ ISO / SGS / BV, accept OEM, ODM. For normal and standard products, the MOQ can be 1 piece.
1. Factory direct sale
2. High quality material, industry standard
3. Rigorous quality inspection
4. Precision machining
5. Support customization
6. Reliable seller, no worries after sale
We also provide
1. FORM Certificate of Origin and other export certificates.
2. TPI (Third Party Inspection)
3. Well-protected packing with bubble
4. Data sheets and drawings
Company Profile
The Pipeline of Cheng-jiu, Connect the World, Connect You and Me
Cheng-jiu. We design, develop, manufacture, test and sell industry flanges, pipe fittings, including stainless steel valves.
Cheng-jiu's registration capital is 66.88 million USD. Flange's sizes can be DN10-5000 and 1/2" ~ 80", pressure from 0.25 to 42.0 Mpaand 150 lb to 2500 lb, temperature ranges from - 196ºC to 1350ºC. It is widely used in power station, nuclear power, petroleum, chemical industry, natur al gas,municipal administration, metallurgy, construction, pharmacy, paper making,coal mine, cement, pollution discharge, environmental protection, energy saving and other industries.
Our products are reliable in quality and stable in performance and are highly praised by customers.
Production Plants & Equipments
- Zhejiang Industry Zone
- Area 15000m
- 100+ CNC/NC lathes
- The annual total value of out-put 100 million USD
Quality system
- ISO9001
- CE
Certification
Internationally Recognized ![]() | ![]() | ![]() | ![]() |
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FAQ
Q: Do you accept customization?
A: Yes. We not only can customize flanges size and also marking.
Q: What's the lead-time?
A: Common items are stocked just need 5-7 days. Big volume order usually takes about 25-30 days.
Q:What's your payment term?
A: 30% L/C or T/T for deposit, balance to be paid before shipment.
Q: How's your after sales service?
A: Quality are promised. If our products are not meet the contract because of production, we will provide solution and take related repair cost.