BURIED POLYETHYLENE FOR GAS STANDARD TYPE VALVE

GRADE OF RAW MATERIALS

PE100,PE100-RC,PE80

NOMINAL OUTER DIAMETER

DN32-DN450

STANDARD SIZE RATIO

PE100(SDR11,SDR17)

PE80(SDR11)

MAXIMUM WORKING PRESSURE

0.8MPA(PE100,SDR11)

0.64MPA(PE80,SDR11)

0.5MPA(PE100,SDR17)

APPLICABLE MEDIUM

Natural gas

ENFORCE STANDARDSQ/STC003

MATSUDA CHENG ENTERPRISE STANDARD

GB/T15558.4(National standard)

ISO4437-4(International standard)

EN1555-4(European standard)

ASME B16.40(American standard)

Beijing Songtiancheng Technology Co.,Ltd.was established in 2000 and is located in Fangshan Park,Zhongguancun,Beijing.We have been dedicated to the research and development and pro- duction of polyethylene(PE)valves and other components for municipal pipe networks.We are a national high-tech and Zhongguancun high-tech enterprise,as well as a Beijing specialized,re- fined,distinctive and innovative enterprise.Our company holds special equipment production qualifications and national laboratory accreditation (CNAS),and has participated in the formula- tion of national and industry standards on multiple occasions.

The company adheres to the business philosophy of"Safety first,Integrity first",and is dedicated to the research and development,design,production and sales of polyethylene(PE)valves for mu- nicipal pipe networks.After more than 20 years of continuous in-depth exploration,our company has developed the fourth-generation polyethylene(PE)valves suitable for domestic construction environments.It has now covered 31 provinces and municipalities directly under the Central Gov- ernment,239 prefecture-level cities,and over 700 gas companies,and has received unanimous praise from customers.At the same time,it has become the selected equipment supplier for key national projects such as the Beijing Daxing International New Airport Project,the 2021 Universal Studios Beijing project,the 2022 Winter Olympics venue project,the Xiongan New Area project in Hebei Province,and the 2023 Hangzhou Asian Games.