Pamene mapaipiwo amagwiritsidwa ntchito, chikopa chiyenera kugwiritsidwa ntchito kusintha kukula kwa mapaipi. Mukamacheza ndi mapidwe atatu omwe amagwiritsidwa ntchito ngati cholumikizira cholumikizira, kuti chikhazikitse chipongwe cholumikizira cha matenthedwe, kukula kwa nthawi yayitali komanso cholumikizira cholumikizira chimagwiritsidwa ntchito polumikizana ndi ma paipi. Pakulankhula kwa zida zosiyanasiyana, palinso zolumikizira ndi mapulagini a gawo la chida.
Guwa
ASME A234 ndi lingaliro lokhazikika la zoumba za chitoliro cha zitsulo za mkaka wa zitsulo ndi alloy. Mitundu yachitsulo ya cape yopangidwa kuti ikhale a234 nthawi zambiri imakhala yotentha mogwirizana ndi asme B16.9 kapena asme B16.49. Pali zitsulo ziwiri zachitsulo: wpb ndi wpc, zomwe Astm A234 WPB imagwiritsidwa ntchito nthawi zambiri m'makampani opanga mapaipi. The A234 WPB Butting-World Puttings ikuphatikiza zingwe, zobwera, zimabwezedwa, ma tees, ma cups, mitanda, ma stants and cunts.

U-Bolts ndiosavuta ku makina ndipo amatha kukwaniritsa zolekanitsa zolimbitsa thupi zofunika kuti ulusi ukhale wothamanga komanso kukhazikika kwamphamvu. Chitsulo cha kaboni ndichitsulo chachuma. Masamba a kaboni amasankhidwa ndi kuchuluka kwa kaboni ku Althoy, komwe kumakhudza katundu wa chitsulo. Chitsulo chofatsa ndi zomwe zili ndi mpweya wa kaboni 0.05-0.3% ndi Ductile ndi Ductor. Mphamvu yotsika komanso yolimba ndi mpweya. Ndi mtengo wotsika kwambiri wa malo achitsulo.
Guwa
A234 wpb steel chitoliro chimatanthawuza chitoliro choyenera cha Astm A234 wplestems amitundu yosiyanasiyana. ndi grade b, onani mphamvu zochepa, monga anyezi A106 A53, GR.B 5l GR.B.B.

Guwa
Din2565 Mtengo wa PRA Yophatikiza Makulidwe a RF FF adasungulumwa nkhope yakumaso
Zhengzhou Huitong Mapaipel Counc CO., LTD.
Zoyenera wpb whige wpb zopangidwa kuchokera pamapaipi kapena zikuluzikulu ch ndi 0.35%.
ASME A234 WPB Pipa
Din127 kaboni 12.9 Hex nut Din934
Kukula kwa Mitundu: 3 \ / 4 "mpaka 48" \ / DN20 ku DN1200
Asme B16.9 A105N adapanga zolimbitsa thupi za carbon steence
Chitsulo cha caputor
Astm Nupp Nub High A105 Sch80 WN RF kumapeto
Mawonekedwe: osawoneka bwino kapena owonda
Chitoliro chachitsulo & chubu
Ndondomeko 40 ndi mandiredi ofala kwambiri chifukwa cha zoyenerera. Gawo lolemera la tee ofanana ndi kg \ / PC.
Chitsulo chosapanga dzimbiri
Zoyenerazi ndizogwiritsidwa ntchito pokakamiza ndikukakamira chotengera cholumikizira cha ntchito modekha ndi kutentha.
| Zuulu | Igo | 40 |
| 15 | 1/2 | 0.2 |
| 20 | 3/4 | 0.2 |
| 25 | 1 | 0.3 |
| 32 | 1 1/4 | 0.6 |
| 40 | 1 1/2 | 0.9 |
| 50 | 2 | 1.5 |
| 65 | 2 1/2 | 2.7 |
| 80 | 3 | 3.8 |
| 90 | 3 1/2 | 4.6 |
| 100 | 4 | 6.5 |
| 125 | 5 | 9.7 |
| 150 | 6 | 14 |
| 200 | 8 | 24.5 |
| 250 | 10 | 41.3 |
| 300 | 12 | 69 |
| 350 | 14 | 96 |
| 400 | 16 | 120 |
| 450 | 18 | 170 |
| 500 | 20 | 240 |
| 600 | 24 | 345 |