... and pass the ISO 9001 certificate and the watermark certificate Specification(mm):S5( PN=1.25MPa): dn20*2.0, dn25*2.3, dn32*2.9(or ... ): dn:16*2.0, dn20*2.3, dn25*2.8, dn32*3.6(or as per your request) S3.2(PN=2.0MPa): dn16*2.2, dn20*2.8 ... temperature-tolerant, can withstand high 95 , with service life of 50 years! 2. quite fexible, be easy to fit 3. easy to ...