Walasa ka tɛmɛ ka tɛmɛ ka tɛmɛ ka tɛmɛ ka tɛmɛ ka tɛmɛ ka tɛmɛ ka tɛmɛ ka tɛmɛ ka tɛmɛ ka tɛmɛ ka tɛmɛ ka tɛmɛ ka tɛmɛ ka tɛmɛ ka tɛmɛ ka tɛmɛ. Thick wall galvanized spiral steel pipe divides hot galvanized and cold galvanized two types, hot galvanized galvanized layer thick, cold galvanized cost is low, the surface is not very smooth. Oxygen welding pipe: a ye luɔ̈ɔ̈i kɛ̈ɛ̈r ye luɔ̈ɔ̈i kɛ̈ɛ̈r ye luɔ̈ɔ̈i kɛ̈ɛ̈r ye luɔ̈ɔ̈i kɛ̈ɛ̈r ye luɔ̈ɔ̈ A looi ne 08, 10, 15, 20 wala 195-Q235 ye cɛɛl ye cɛɛl ye cɛɛl ye cɛɛl ye cɛɛl ye cɛɛl ye cɛɛl ye cɛɛl ye cɛɛl ye cɛɛl ye cɛɛl ye cɛɛl ye cɛɛl ye cɛɛl ye.

Thick wall galvanized spiral steel pipe ye metal ye kɔnɔ ye kɔnɔ ye kɔnɔ ye kɔnɔ ye kɔnɔ ye kɔnɔ ye kɔnɔ ye kɔnɔ ye kɔnɔ ye kɔnɔ ye kɔnɔ ye kɔnɔ ye kɔnɔ ye kɔnɔ ye kɔnɔ ye kɔnɔ. Hot galvanizing ye tubu de steel ye fuu looi, ago oxide de iron ye tɔ̈ɔ̈u në tubu de steel yic yic yic yic yic yic yic yic yic yic yic yic yic yic yic yic yic yic yic yic yic yic yic yic yic yic yic yic yic yic yic yic yic yic yic yic yic yic yic yic yic yic yic yic Hot galvanized has a uniform coating, strong adhesion, long service life and other advantages. Hot galvanized has a uniform coating, strong adhesion, long service life and other advantages. Hot galvanized has a uniform coating, strong adhesion, long service life and other advantages.

Hot wall galvanized spiral steel pipe: steel tube substrate and melted plating liquid occur complex physical, chemical reactions, forming a corrosion resistant structure tight zinc and iron alloy layer. A ye kɔnɔ ye kɔnɔ ye kɔnɔ ye kɔnɔ ye kɔnɔ ye kɔnɔ ye kɔnɔ ye kɔnɔ ye kɔnɔ ye kɔnɔ ye kɔnɔ ye kɔnɔ ye kɔnɔ ye. Ku yen dɛ̈t ye kɛ̈l ye kɛ̈l ye kɛ̈l ye kɛ̈l ye kɛ̈l ye kɛ̈l ye kɛ̈l ye.

Thick wall galvanized spiral steel pipe weight coefficient

Thick wall galvanized spiral steel tube nominal wall thickness (mm): 2.0, 2.5, 2.8, 3.2, 3.5, 3.8, 4.0, 4.5.

Parameters of thick wall galvanized spiral steel tube coefficient (c): 1.064, 1.051, 1.045, 1.040, 1.036, 1.034, 1.032, 1.028.

Note: Mechanical performance of steel is an important indicator of ensuring final use of steel performance (mechanical properties), it depends on the chemical composition of steel and the thermal treatment system. Note: Mechanical performance of steel is an important indicator of ensuring final use of steel performance (mechanical properties), it depends on chemical composition of steel and the thermal treatment system. Në steel pipe standard, në kë de kä wɛ̈t peei wɛ̈t peei wɛ̈t peei wɛ̈t peei wɛ̈t peei wɛ̈t peei wɛ̈t peei wɛ̈t peei wɛ̈t peei wɛ̈t peei wɛ̈t peei wɛ̈t peei wɛ̈t peei wɛ̈

Kɔl ye cɔl: Q215A; Q215B； Q235A； Q235B。

Test pressure value/Mpa: D10.2-168.3mm ye 3Mpa; D177.8-323.9mm ye 5Mpa

Standart jamana tëë yen

Thick wall galvanized spiral steel pipe national standard and size standard

GB/T3091-2015 Low Pressure Fluid Delivery Welded Steel Pipe

GB/T13793-2008 Pipe Steel Welded

GB/T21835-2008 Welded steel pipe size and unit length weight

Thick wall galvanized spiral steel pipe mechanical performance

① Tensile Strength (σb): A ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n ye t A yira tɛ̈n bɛ̈n tɛ̈n bɛ̈n tɛ̈n bɛ̈n tɛ̈n bɛ̈n tɛ̈n bɛ̈n tɛ̈n bɛ̈ Fb - kɛnɛya dɔ̈ŋ ye tɔ̈ɔ̈u në ye thaa, N (Newton); So-- sample's original cross-section area, so-- sample's original cross-section area, so-- sample's original cross-section area, so-- sample's original cross-section area, so-- sample's original cross-section area, mm2。

② yielding point (σs): ye metal material ye yielding phenomenon, ye sample ye yielding point, ye yielding point. N'a fɛɛrɛ ye dɔ̈ɔ̈r, a ka dhil yɔ̈ɔ̈r bɛ̈ɛ̈r bɛ̈ɛ̈r bɛ̈ɛ̈r bɛ̈ɛ̈r bɛ̈ɛ̈r. A ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n ye N/mm2 (MPa). High submission point (σsu): ye kë ye cɔl 'stress' ye cɔl 'stress' ye cɔl 'stress' ye cɔl 'stress' ye cɔl 'stress' ye cɔl 'stress' ye cɔl 'stress' ye cɔl 'stress' ye cɔl 'stress' ye cɔ Lower submission point (σsl): ye tɛmɛ tɛmɛ tɛmɛ tɛmɛ tɛmɛ tɛmɛ tɛmɛ tɛmɛ tɛmɛ tɛmɛ tɛmɛ tɛmɛ tɛmɛ tɛmɛ Formula: Fs - yielding force during sample stretching (constant), N (Newton) So - sample original cross section area, mm2。

② tɛmɛ tɛmɛ tɛmɛ tɛmɛ tɛmɛ tɛmɛ tɛmɛ tɛmɛ tɛmɛ tɛmɛ tɛmɛ tɛmɛ tɛmɛ tɛmɛ tɛmɛ tɛmɛ tɛmɛ tɛmɛ tɛmɛ tɛmɛ A ye nyuɔɔth në σ, a ye % ye. Formula: L1 - ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n mm。

② Kɔnɔŋ ye kɔnɔŋ ye kɔnɔŋ ye kɔnɔŋ ye kɔnɔŋ ye kɔnɔŋ ye kɔnɔŋ ye kɔnɔŋ ye kɔnɔŋ ye kɔnɔŋ ye kɔnɔŋ ye kɔnɔŋ ye kɔnɔŋ ye kɔnɔŋ ye kɔnɔŋ A tɔŋ ψ, a ye % ye. Formula: S0 - Raan ye raan ye raan ye raan ye raan ye raan ye raan ye raan ye raan ye raan ye raan ye raan ye raan ye raan ye raan ye raan ye raan ye raan ye raan ye raan mm2； S1 - A ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n mm2。

② Ka tɛmɛ tɛmɛ tɛmɛ tɛmɛ tɛmɛ tɛmɛ tɛmɛ tɛmɛ tɛmɛ tɛmɛ tɛmɛ tɛmɛ tɛmɛ tɛmɛ tɛmɛ tɛmɛ tɛmɛ tɛmɛ tɛmɛ tɛmɛ t Ka tɛ̈n yenë tɛ̈n yenë tɛ̈n yenë tɛ̈n yenë tɛ̈n yenë tɛ̈n yenë tɛ̈n yenë tɛ̈n yenë tɛ̈n yenë tɛ̈

Booster hardness (HB): ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n ye Booster hardness value ee kë ye yök në kë ye kɛ̈l ye kɛ̈l ye kɛ̈l ye kɛ̈l ye kɛ̈l ye kɛ̈l ye kɛ̈l ye kɛ̈l. A ye nyuɔɔth HBS (steel ball) ye N/mm2 (MPa).