ʻO ka ʻīpuka kila i hoʻopaʻa ʻia, ka honua, nā ʻūhā nānā:
1/2"-2" DN15-DN50 150LB-2500LB(PN16-PN420);
A105N, F11, F22, F51, F91, F321, F304, F304L, F316, F316L, BRONZE FORGED, MONEL, etc.
Nā hiʻohiʻona kūkulu:
Steel Forged, Screw Mawaho a me ʻauamo, Puʻupuʻu Piʻi,
Huila lima pi'i 'ole, noho hope ho'ohui,
ʻO ka wili paʻa, nā apo noho hiki ke hoʻololi hou ʻia,
Hoʻemi ʻia a i ʻole ke awa piha,
Hoʻopili ʻia ʻo Socket Weld, Threaded, Butt Welded, Flanged End.
Palapala Noi:
API 602, ASME B16.34, BS 5352, EN, DIN, GOST
ʻO ka hoʻāʻo ʻana e like me API 598, EN, DIN, GOST
E kaha ana iā MSS SP25
Hoʻopau ʻia ka Socket Weld i ASME B16.11, EN, DIN, GOST
Hoʻopau ʻia i ka ASME B1.20. 1, EN, DIN, GOST
Hoʻopau ʻia ʻo Butt Welded i ka ASME B16.25, EN, DIN, GOST
Hoʻopau Flanged iā ASME B16.5, EN, DIN, GOST