Quick answer: the top-ranked safety valve brands in China on this list are HT (Beijing), DWMC (Jiangsu) and Ha Dian Fa Men (Heilongjiang). 5 Chinese brands are ranked by registration, contact and product data; 10 companies are listed in total. Updated 21 Oct 2026.
Ranked safety valve brands
How this list is ranked- 01
HT
航天石化HT
- Safety valve
- Flame arresters
- Breather valves
Registered legal entity on file; email and phone published; operating since 1991.
View profile → - 02
DWMC
东吴机械DWMC
- Safety valve
- Breather valves
Registered legal entity on file; email and phone published; operating since 1954.
View profile → - 03
Ha Dian Fa Men
哈电阀门
- Safety valve
- Desuperheating and pressure reducing units
Registered legal entity on file; email and phone published; operating since 1954.
View profile →
- 04
SF 上阀SF
Registered as 上海阀门厂股份有限公司 in 1989.
- Safety valve
Why it ranks here: registered legal entity on file; email and phone published; operating since 1921.
- 05
YOY 永一YOY
Registered as 永一阀门集团有限公司 in 2003.
- Safety valve
Why it ranks here: registered legal entity on file; email and phone published; operating since 1984.
International safety valve brands in China
Foreign-owned groups with Chinese manufacturing or sales companies. Listed separately so the ranking above covers Chinese manufacturers only.
- INT
GOETZE GOETZE高策
Registered as 高策阀门(昆山)有限公司 in 2014.
- Safety valve
Why it ranks here: registered legal entity on file; email and phone published; operating since 1949.
- INT
DRESSER Consolidated DRESSER Consolidated
Registered as 德莱赛机械(苏州)有限公司 in 2004.
- Safety valve
Why it ranks here: registered legal entity on file; email published.
More Safety valve brands and companies
| Brand | Registered company | Website | Email / phone |
|---|---|---|---|
| CrosbyCrosby | 艾默生电气(中国)投资有限公司 | emerson.cn | 400-820-1996 |
| LeserLeser莱斯 | 莱斯安全阀门(天津)有限公司 | leserchina.com.cn | 022-82195100 |
| FarrisFarris | 柯蒂斯怀特(天津)流体控制有限公司 | — | — |
Comparison table
| # | Company | Province | Est. | Registered company |
|---|---|---|---|---|
| 01 | HT航天石化HT | Beijing | 1991 | 北京航天石化技术装备工程有限公司 |
| 02 | DWMC东吴机械DWMC | Jiangsu | 1954 | 吴江市东吴机械有限责任公司 |
| 03 | Ha Dian Fa Men哈电阀门 | Heilongjiang | 1954 | 哈电集团哈尔滨电站阀门有限公司 |
| 04 | SF上阀SF | Shanghai | 1921 | 上海阀门厂股份有限公司 |
| 05 | YOY永一YOY | Zhejiang | 1984 | 永一阀门集团有限公司 |
Frequently asked questions
How many safety valve manufacturers and suppliers in China are listed here?
10 companies are listed for safety valve (安全阀). 5 Chinese manufacturers have full profiles and are ranked; 2 international brands with China operations are listed separately.
Where are China's safety valve manufacturers located?
Among profiled companies: Jiangsu (3), Beijing (1), Heilongjiang (1), Shanghai (1), Zhejiang (1).
How is this list ranked?
By the completeness and verifiability of each company's data: a registered legal entity, an official website, published contact details, a product range and company history. The rank is not a quality rating, and no company pays for its position. See How we rank for the full method.
How do I contact these manufacturers?
Each listing shows the company's official website and, where published, its email and phone number. Of the 10 companies listed, 9 have an official website and 7 publish an email address.