Selelekela
Phaephe ea ASTM A106 ea Sehlopha sa B e lekana le ASTM A53 Grade B le API 5L B mabapi le boemo ba lik'hemik'hale le thepa ea mochine, ka kakaretso sebelisa carbon steel le leled matla bonyane 240 MPa, tensile matla 415 Mpa.
Maemo: ASTM A106, ASME SA106 (Nace MR0175 e sebetsa hape bakeng sa tikoloho ea H2S).
Sehlopha: A, B, C
Bophara ba ka ntle: NPS 1/2”, 1”, 2”, 3”, 4”, 6”, 8”, 10”, 12” ho fihla ho NPS 20 inch, 21.3 mm ho isa ho 1219mm
Botenya ba lebota: SCH 10, SCH 20, SCH STD, SCH 40, SCH 80, ho SCH160, SCHXX; 1.24mm ho isa ho 1 inch, 25.4mm
Bolelele ba bolelele: SGL e sa Rarolloang e le 'Ngoe, kapa Bolelele bo Random Habeli. Bolelele bo tsitsitseng 6 metres kapa 12 metres.
Mofuta oa ho qetela: Qetello e hlakileng, e Beveled, e khoele
Ho roala: Pente e ntšo, Varnished, Epoxy Coating, Polyethylene Coating, FBE, 3PE, CRA Clad le Lined.
Sebopeho sa lik'hemik'hale ka%
Carbon (C) Max Bakeng sa Kereiti A 0.25, Bakeng sa Kereiti ea B 0.30, Kereiti ea C 0.35
Manganese (Mong): 0.27-0.93, 0.29-1.06
Sebabole (S) Boholo: ≤ 0.035
Phosphorus (P) : ≤ 0.035
Silicon (Si) Min : ≥0.10
Chrome (Cr): ≤ 0.40
Koporo (Cu): ≤ 0,40
Molybdenum (Mo): ≤ 0.15
Nickel (Ni): ≤ 0.40
Vanadium (V): ≤ 0.08
LBH:
1. Na u khoebo khampani kapa moetsi?
Re moetsi .
2. Nako ea hau ea ho fana ka nako e kae?
Ka kakaretso ke matsatsi a 7-15 haeba thepa e le teng. kapa ke matsatsi a 15-20 haeba thepa e le sieo, ho latela ntho e itseng le bongata.
3. O fana ka mehlala? na ke mahala kapa ho feta?
E, re ka fana ka sampole mahala empa u se ke ua lefa litšenyehelo tsa ho tsamaisa thepa.
4. Ke hobane'ng ha ke lokela ho u khetha? Melemo ea hau ke efe? Liindasteri tseo u li sebeletsang?
Re moetsi oa litsebi 'me re na le phihlelo ea lilemo tse ngata tsa tlhahiso le tsamaiso lefapheng la li-fasteners .Re ka fa bareki ba rona tharollo e ntle sebakeng sa tlhahiso ea tlhahiso, mokhoa oa tlhahiso, ho paka le ka mor'a ho rekisa tšebeletso.Khotsofalo ea bareki ke rona feela. ho lelekisa.
