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true love waits jewelry wholesale SUS630 belongs to precipitated hardening steel materials
Chemical ingredient carbon C: ≤0.07 silicon SI: ≤1.00 manganese mn: ≤1.00 sulfur S: ≤0.030 phosphorus P: ≤0.035 chromium CR: 15.50 ~ 17.50 nickel Ni: 3.00 ~ 5.00 copper copper CU: 3.00 ~ 5.00 铌 NB: 0.15 ~ 0.45
has high strength, high hardness, better welding performance and corrosion resistance. A large number of promotion has been used in the valve, shaft and chemical fiber industry, and high -intensity parts with certain corrosion resistance requirements.
The characteristic: Add copper precipitated hard -to -steel type. Used to make shafts and steam turbine components. Shanghai Xiangqiang Metal Team, look forward to your consultation!
The precipitated hardened Matselus stainless steel composed of copper, 铌/钶, has low carbon content, anti-corrosion resistance and weldability is better than ordinary Matrus stainless steel, similar to type 18-8 stainless steel, heat treatment, heat treatment Simple craftsmanship and good cutting, but it is difficult to meet deep cold processing.
Gold phase organization: organizational features are precipitated hardening.
The purpose: It is used to create parts with high corrosion resistance and high strength, such as bearing classes and turbine parts.
The delivery status
generally delivered in the heat treatment state, and the types of thermal treatment are indicated in the contract; those who are not indicated, and the state of delivery is not treated according to the hot treatment status.
This is stainless steel with precipitation, quenching, and martensite, and this level has high strength, hardness and corrosion resistance. After heat treatment, the mechanical performance of the product is more complete, which can reach the resistance of up to 1100-1300 mPa (160-190 KSI). This level cannot be used at a temperature that is higher than 300 ° C (570F) or very low. It has good corrosion resistance to atmosphere and dilution acid or salt. Its corrosion resistance is the same as 304 and 430.
In mechanical properties
The tensile strength σb (MPA): 480 ° C time, ≥1310; 550 ℃ timeliness, ≥1060; 580 ℃, ≥1000; 620 ° C time, ≥930
conditional conditions Symbol strength σ0.2 (MPA): 480 ℃ timeliness, ≥1180; 550 ℃ timeliness, ≥1000; 580 ℃ timeliness, ≥865; 620 ° C time, ≥725
extension rate Δ5 (%): 480 ℃ Time, ≥10; 550 ℃ timeliness, ≥12; 580 ℃ timeliness, ≥13; 620 ℃ timeliness, ≥16
; 580 ° C time, ≥45; 620 ℃ timeliness, ≥50
hardness: solid solution, ≤363HB and ≤38HRC; 480 ° C time, ≥375HB and ≥40HRC; 550 ° C time, ≥331HB and ≥35HRC; 580; 580 Time effect, ≥ 302HB and ≥31HRC; 620 ° C time, ≥277HB and ≥28HRC
Thermal treatment process
480 ℃ timeliness, after solid solution treatment, 470 ~ 490 ℃ empty cold;
3) 550 ° C time, after solid solution treatment, 540-560 ° C empty cold;
4) 580 ° C time, through solid solution treatment Later, 570 ~ 590 ° C empty cold;
5) 620 ° C time, after solid solution treatment, 610 ~ 630 ° C empty cold.
Gold phase organization: organizational features are precipitated hardening.
The delivery status
generally delivered in the heat treatment state, and the types of thermal treatment are indicated in the contract; those who are not indicated, and the state of delivery is not treated according to the hot treatment status.
wholesale fashion jewelry broadway nyc Danan's stainless steel products accounted for one -sixth of the country, and it was the export base of stainless steel products in Jiangsu Province. Danan Town of Xinghua City is a well -known "Chinese stainless steel town" in the country. Danan's stainless steel industry has been selected as "National Top 100 Industrial Cluster" and "Jiangsu Provincial Key Cultivation Industrial Cluster".
It Beijing, Shanghai, Tianjin, Guangzhou, Nanjing, Chengdu, Xi'an and other cities all have Danan stainless steel streets.
Zhong Yongxin is a manufacturer that has done well in Danan
Zhongyongxin stainless steel products have a high popularity on the Internet, which has received customers from different industries. Love. Offline is also successful. They have very extensive network resources and have formed an alliance with many manufacturers, which increased the negotiation chips of third -party production and processing manufacturers, and strive to get greater price discounts and better services. Quality is even more improving, and strive to be better
The boss of Jiaxing, Zhejiang, and their main products are 304 and 316 stainless steel cushions. Most of the 316 stainless steel pads produced by the company were sold in Japan. If you don't, you will be returned and you will be claimed.
The people have been dealing with boss Wang for five years. There were three suppliers at the beginning to provide Boss Wang with 316 stainless steel tapes with a thickness of 0.8-3.0mm thick. At the beginning of doing business with Boss Wang, Zhong Yongxin promised him that if the chemical composition of the steel belt we produced does not meet the standard (the requirements of the chemical composition of the steel belt are not less than 10 nickel, not less than 2 molybdenum, not low, not low In 16 chromium, carbon is less than or equal to 0.08), if the return or claims occur, all the losses should be borne.
. Until now, we have not returned the entire volume. In the past five years of cooperation, Boss Wang has more than 500 tons of 316 stainless steel bands ordered from our company, and now only our family is provided to boss Wang.
new jewelry wholesale company The SUS630 belongs to the Japanese marked Ma's sedimentary hardening stainless steel. Execution standards: JIS G4303-2005
sus630 belongs to the Ma's body sedimentary hardening stainless steel, which will not be corroded in general environments. It is easy to rust under complicated complicated working conditions.
sus630 chemical composition is as follows:
sus630 has high strength, high hardness, better welding performance and corrosion resistance. A large number of promotion has been used in the valve, shaft and chemical fiber industry, and high -intensity parts with certain corrosion resistance requirements.
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