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)