
1.3243/M35 Hot Rolled Special Alloy Steel Round Bar
1.3243/M35 Hot Rolled Special Alloy Steel Round Bar With length 3000-6000mm
Chemical composition (%)
C | Si | Mn | S | Cr | W | Mo | V | Co |
0.93 | 0.38 | 0.35 | ≤0.03 | 4.10 | 6.30 | 4.80 | 1.85 | 4.90 |
Features:
1) For tungsten molybdenum containing cobalt high speed steel,
improve the red hardness and high temperature hardness;
2) Improved wear resistance, good machinability, but lower strength
and impact toughness, easy oxidation decarburization;
3) Commonly used for gear cutting tools, milling tools and tools
such as punch, cutter for cutting hard material;
Application:
1) Has good machinability, but lower strength and impact toughness.
2) easy oxidation decarburization, commonly used for gear cutting
tools, milling tools and tools such as punch.
3) cutter for cutting hard material.
Heat treatment:
Preheat | 1190~1210ºC or 200~1220ºC | Delivery hardness | ≤285HB | quenching | 730~840ºC |
Oil cooling | 540~560ºC | Annealed | ≤269HB | Ready Stock | 6-50mm |
Tempering | Twice, 2 hours each time. | ||||
Delivery status | Hot rolled, forged, annealed, | ||||
Surface conditions | Rough turning, peeling, polishing,machined, grinded,black surface | ||||
Deliver time | 7-20 days.For customized products, 30-50 days. |
Delivery:
For abundant stock: 15-20 days.
For customized products: 30-50 days.
Technical service:
Die vacuum heat treatment and die surface
treatment(N-O,C-N,carburize and nitridation surface treatment).
Terms of payment:
30% deposit T/T and the balance by L/C at sight or T/T.
Our Service For You
Pre-sale Service
1. Sample can be offered with sample charge and courier fee by
buyer's side.
2. We have full stock,and can deliver within short time.Many styles
for your choices.
3. Good Quality + Factory Price + Quick Response + Reliable
Service, is what we are trying best to offer you
4. All of our products are produce by our professional workman and
we have our high-work-effect foreign trade team, you can totally
believe our service.
Warehous
Processing
Strict Quality Control
Guangzhou Changfeng Steel Co., LTD
Guangzhou ChangFeng Steel Co., Ltd. is a professional special steel company, which specialized in exporting mould steel products based in China.With twenty years experience in special steel industry, our main products are Plastic Mould Steel, Hot Work Mould Steel, Cold Work Mould Steel, Alloy Structural Steel, Tool Steel, Stainless Steel, Carbon Steel and Forged Block.
To ensure provide high quality products to customers, we have close cooperation with many Chinese first class special steel enterprises, including Baosteel Group, Dongbei Special Steel, Changcheng Special Steel, Hongsheng Heavy Industry, Xingcheng Special Steel, Daye Special Steel. We have thousand tons of stock materials in our own factory and also can provide processing services to customers. We are full of export experience for many years, the product covers America, Germany, France, Italy, Turkey, Singapore, Thailand, Malaysia, Vietnam, Taiwan, and Middle-East.
After years of development, the company has established a complete quality management and export service system. We have a group of experienced and competent elites and is capable of offering the best service to clients. Our company equips with large-sized Vertical saw machines, Horizontal saw machines, Milling machines, Grinding machines and other advanced equipments to provide customers with cutting and other processing services. All the products should be inspected the metallographic analysis, hardness, ultrasonic flaw detection and other strict inspection processes, which meet the standards of DIN, AISI, JIS and GB to ensure their function and quality.
Our company keeps the principle of “sincerely cooperation, endless striving for perfection”. We desire to establish the long-term mutual beneficial and win-win relationship with clients all over the world.