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E-mail
173450841@qq.com
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Phone
13939004977
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Address
148 Minggong Road, Erqi District, Zhengzhou City
Zhengzhou Senma Self Control Valve Co., Ltd
173450841@qq.com
13939004977
148 Minggong Road, Erqi District, Zhengzhou City
Overview of Semir Products
The national standard worm gear EPDM butterfly valve SMD71X product consists of a rubber sealed butterfly valve and a carbon steel or stainless steel valve plate and stem. The national standard worm gear EPDM butterfly valve SMD71X is suitable for regulating flow and intercepting media on water supply and drainage, gas pipelines with temperatures ≤ 80-120 ℃, such as food, medicine, chemical, petroleum, power, textile, papermaking, etc.
Characteristics of Semir products
1. The design is innovative, reasonable, structurally sound, lightweight, and quickly opens and closes.
2. Small operating torque, easy to operate, labor-saving and agile.
3. Can be installed in any position, easy to maintain.
4. The seals can be replaced, and the sealing performance is reliable, achieving bi-directional sealing with zero leakage.
5. The sealing material has the characteristics of aging resistance, weak corrosion resistance, and long service life.
Semir Product Standards
Design standard: GB/T2238-1989
Flange connection size: GB/T9113.1-2000; GB/T9115.1-2000; JB78
Structural length: GB/T12221-1989
Pressure test: GB/T13927-1992; JB/T9092-1999
Physical pictures of Senma products



【National standard worm gear EPDM butterfly valve SMD71X-16Q】It is one of the flagship products of our company, Semir, with reliable quality and affordable prices. After years of continuous efforts by the entire company, our company's flagship product is【National standard worm gear EPDM butterfly valve SMD71X-16Q】We already have a good reputation for quality within the same industry. In many cities within the country. Our company adheres to the principle of customer first and quality oriented; Promise is gold, and the business philosophy of revitalizing the country through hard work. Welcome new and old customers to visit and cooperate, and create a better future together. Semir quality, trustworthy. Welcome new and old customers to inquire and purchase.
The ordering process of Semir Company:
1. Customer procurement list notification.
2. Received the customer's purchase list and provided the customer with valve model selection and quotation (price list)
3. Specific agreement: delivery time, special requirements, and other matters
Order Notice for Semir Company:
1. If the customer has special requirements for the product, the following instructions must be provided in the order contract:
a. Structural length;
b. Connection form;
c. Nominal diameter;
d. Product usage medium, temperature, and pressure range;
e. Testing, inspection standards, and other requirements.
2. Our factory can configure various driving devices according to specific customer requirements.
3. When the valve type and model are determined by the customer, the customer should correctly explain the meaning and requirements of the model, and sign the contract under the condition of mutual understanding between the supply and demand parties.
4. Futures and ordering customers are requested to first call and provide detailed information on the required valve model, specifications, quantity, delivery time, and location. And 30% of the total contract amount shall be prepaid, and the supplier shall prepare materials for production.
——Promise is gold, hard work promotes the country; Senma valve, durable and long-lasting——