1:Brief Introduction Of 422 stainless steel :
Alloy 422 stainless bar is a hardenable, martensitic stainless steel designed for service temperatures as high as 1200 F. This grade develops high mechanical properties via heat treatment and offers good scaling and oxidation resistance.  Typical applications have included buckets and blades in steam turbines, high temperature bolting and valve and valve trim.

Standard Inventory Specifications

• UNS S42200
• AMS 5655
• ASTM A 176
• ASTM A 565
• AMSE SA 176
• B50A951 A1
• B50A951 A2
• AISI 636
• SAE AMS 5655

Common Trade Names

• 422 stainless
• Alloy 422
• 422

2: Stainless Steel Round Bar Process:


3: Stainless Steel Round Bar Diameter Tolerance:


4:About us:
Tianjin Zhongyantiancheng Steel Co.,Ltd(short for ZYTC ) is a professional manufacturer and exporter of steel products in China, located in Tianjin Beichen District, having the biggest port in North China.
With 20 years of development, the group has become the leader in steel, product variety, complete specifications and so on in North China market, large inventories more than 100,000 tons are maintained all the time.
ZYTC is specialized in steel products, especially Stainless steel pipe,Stainless steel bar,Stainless steel plate, Round bar(SHOUGANG,DAYE), Spiral pipe(LIDA), Aluminum steel plate,Aluminum pipe ,Copper and so on . 
ZYTC has cooperated with Tianjin Seamless Steel Tube Plant(TPCO), Baotou Steel Pipe Plant, Chengdu Steel Pipe Plant, Anshan Steel Pipe Plant,Baoshan Steel Pipe Plant and other steel pipe plants.Round bar cooperated with Beijing shougang goup,Tonggang steel group, Daye steel bar group ,Benxi bengang group an so on , Baotai titanium group,Baoji Lixing group,Stainless steel plate cooperated with Shanxi TAIGANG Steel Plate grouop,Baogang group,Shanghai Kelubo group ,and Puxiang steel group. all these corporations mentioned above are our shareholder partners. 
ZYTC principle is: supplying the best products and service,being the best supplier.
The company can make steel product according to particular specifications and materials. ZYTC will perfect our quality management system and supply products of high quality to our customers.
We are all looking forward to establishing business relationships with customers all over the world! * More than 20 years experience in stainless and aluminum steel fields.
* Samples available.
* Specialist metallurgic advice and flexible service.
* High level of expertise, in-depth product knowledge.
* Competitive price, high quality,rich experiences and high reputation
* Delivered on time.
* Good after-sale service.
* Well recognized and trusted by customers.

6: Other productions: