Pipe Fitting Hot Dipped Galvanized Equal 90 Degree Gas Supply Cast Iron Ceiling Elbow

Pipe Fitting Hot Dipped Galvanized Equal 90 Degree Gas Supply Cast Iron Ceiling Elbow

Material:Stainless Steel or Carbon steel
Color:Black oxide
Standard:DIN 471
MOQ:5000 Pcs

Product Details

At present, we have established extensive business relationships with many domestic and foreign wave washer bearing, Black External Circlip, Stainless Steel circlips enterprises. We have established many years of cooperative relations with many companies at home and have close and friendly business contacts with companies abroad. We have never stopped our passion for the development of design and the pursuit of perfection. We are advancing steadily in the highly competitive market with the posture of high technology, high quality and high requirements.

DIN 471 472 6799的尺寸 2DIN471

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Hardness Requirement

Shaft diameter d1≤48mm, hardness 470-580 HV or 47-54 HRC.

48mm < shaft diameter d1≤200mm, hardness 435-530 HV or 44-51 HRC.

200mm < shaft diameter d1≤300mm, hardness 390-470 HV or 40-47 HRC.

Heat treatment and finish
Austempering is applied to increase the mechanical property of our products. Our modern heat treatment equipment and skillful technicians guarantee each retaining ring within the mechanical properties required.
The standard finish of carbon steel retaining rings is phosphate. 
Dacromet is available on request.
Zinc plating is available, but is not recommended because of the risk of hydrogen brittleness.
Stainless steel is polished into original color after heat treatment.

FAQ:

Q: Are you trading company or manufacturer ?

A: We are factory and trading combination company.We also can do OEM

Q: How long is your delivery time?

A: Generally it is 5-7 days if the goods are in stock. or it is 35-40 days if the goods are not in stock, it is according to quantity.

Q: What is the MOQ?

A: If we have stocks,it will have no MOQ.But our MOA is USD 2,000.If no stocks,each item MOQ will be 5,000 pcs.

Q:How to ensure that every process's quality ?

A: Every process will be checked by our quality inspection department which insures every product's quality

Q: Do you provide samples ? is it free or extra ?

A: Yes, we could offer the sample for free charge but freight need to be paid by customer.

Q: What is your terms of payment ?

A: 100% T/T before shippment or L/C at sight.

Q:How to confirm the product quality before placing orders?

A: We strictly implement the ISO/TS16969:2009,IS9001:2008 quality control and ISO14001:2004 environment management, we can make
this drawing for your confirm according to your requirements, and can send samples to you confirm again after you confirm the drawing.


We create differences and meet the special needs of customers with innovation, and strive to increase the added value of corporate culture innovation in our Pipe Fitting Hot Dipped Galvanized Equal 90 Degree Gas Supply Cast Iron Ceiling Elbow. Great high quality, competitive rates, prompt delivery and dependable assistance are guaranteed Kindly allow us to know your quantity requirement under each size category so that we can easily inform you accordingly. Desire to collect requests of your stuff and produce the long-term co-operation partnership.
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