ASTM A618 Kub-Tsim Siab-Lub zog qis-Alloy Structural Tubing
ASTM A618 yog tus qauv kev lag luam rau kub- tsim, siab- lub zog, qis- alloy structural tubing. Cov khoom siv no yog dav siv nyob rau hauv ntau yam kev tsim kho thiab kev siv hauv kev lag luam uas yuav tsum muaj lub zog zoo dua, ua haujlwm ntev, thiab kev tiv thaiv corrosion. Tsim los siv cov txheej txheem kub tshwj xeeb, ASTM A618 tubing nthuav tawm cov khoom siv kho kom zoo dua qub piv rau cov qauv carbon steel, ua rau nws xaiv zoo heev rau kev thauj khoom -cov kabmob cov khoom siv, cov khoom siv, cov khoom hnyav, thiab lwm yam kev thov. Muab ntau yam ntawm cov qib zog thiab cov kev xaiv qhov ntev, ASTM A618 tubing muab cov kws tsim khoom thiab cov kws tsim khoom nrog ntau yam, siab - cov khoom ua tau zoo uas tuaj yeem tsim kho kom tau raws li qhov tshwj xeeb ntawm txhua qhov haujlwm. Txawm hais tias qhia txog kev tsim kho tshiab lossis rov tsim cov qauv uas twb muaj lawm, ASTM A618 muab lub zog, kev ntseeg siab, thiab tus nqi{14}}kev ua tau zoo uas niaj hnub kev lag luam xav tau.
Tshuaj lom neeg muaj pes tsawg leeg ntawm ASTM A618 Kub-Tsim Siab-Lub zog qis-Alloy Structural Tubing
| ASTM A618 Tensile Requirements | ||||||
| Qib la, lb, thiab ll | Qib lll | |||||
| Phab ntsa 3⁄4 nyob rau hauv. [19.05 hli] thiab hauv qab |
Phab ntsa hla 3⁄4 txog 1 1⁄2 nti. [19.05-38.1mm], incl |
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| Tensile zog, min, ksi [MPa]A | 70 | [485] | 67 | [460] | 65 | [450] |
| Yield zog, min, ksi [MPa]A | 50 | [345] | 46 | [315] | 50 | [345] |
| Elongation hauv 2 nti lossis 50 mm, min, % | 22 | 22 | 20 | |||
| Elongation hauv 8 nti lossis 200 hli, min, % | 19 | 18 | 18 | |||
| A Rau Qib II, thaum cov khoom zoo li qub, qhov tsawg kawg nkaus tawm lub zog thiab lub zog tensile yam tsawg kawg nkaus yuav tsum raug txo los ntawm 5 ksi [35 MPa] | ||||||
| ASTM A618 Cov Khoom Siv Tshuaj | ||||||||
| Kev sib xyaw,% | Qib Ia | Grade Ib | Qib II | Qib III | ||||
| Kub | Khoom | Kub | Khoom | Kub | Khoom | Kub | Khoom | |
| Carbon, max | 0.15 | 0.18 | 0.2 | . . . | 0.22 | 0.26 | 0.23A | 0.27A |
| Manganese | max 1.00 Nws | 1.04 max | 1.35 max | 1.40 max | 0.85–1.25 | max 1.30 Nws | 1.35 MAXA | 1.40 MAXA |
| Phosphorus | 0.07–0.15 | 0.07–0.16 | 0.025 max | 0.035 max | 0.025 max | 0.035 max | 0.025 max | 0.035 max |
| Sulfur, max | 0.025 | 0.045 | 0.025 | 0.035 | 0.025 | 0.035 | 0.025 | 0.035 |
| Silicon, max | . . . | . . . | . . . | . . . | 0.3 | 0.33 | 0.3 | 0.35 |
| Tooj, min | 0.2 | 0.18 | 0.20B | 0.18B | 0.2 | 0.18 | . . . | . . . |
| Vanadium, min | . . . | . . . | . . . | . . . | 0.02 | 0.01 | 0.02C | 0.01 |
| A Rau txhua qhov txo qis ntawm 0.01 % C hauv qab cov pa roj carbon ntau tshaj plaws, nce ntawm 0.05% manganese saum toj kawg nkaus yuav raug tso cai txog li 1.45% rau kev ntsuas kub thiab nce mus txog 1.50% rau cov khoom tsom xam. |
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| B Yog tias cov ntsiab lus chromium thiab silicon yog txhua 0.50% min, ces qhov tsawg kawg nkaus tooj liab tsis siv. | ||||||||
| C Rau Qib III, columbium yuav siv tau raws li cov kev txwv hauv qab no: 0.005%, min (kub) thiab 0.004 %, min (khoom). | ||||||||
Specifications
Txheem ASTM A618 Kub-Tsim Siab-Strength Low-Alloy Structural Tubing
Steel Qib/Material Gr.Ia, Gr.Ib, Gr.II. Gr. III
Round Tubing DN15-DN600, NPS 1/2 "- 24" (21.3-609.6mm) x WT: 0.109 "- 1.000" (2.8-25.4mm)
20x20-1200x1200mm x WT: 2.8-60mm
Rectangular Tubing 20 x 30 - 1000 x 1200mm x WT: 2.8 - 60mm
Ntev 1-12m
Packing Plain / Beveled Ends, Loosely Packed
Kev kho deg liab qab, dub thiab kub-dipped Galvanized
Seem Round, Square, Rectangular
Cov txheej txheem Seamless los yog Welded
Qhov chaw ntawm Keeb Kwm Ua nyob rau hauv Suav teb
MOQ 25 Tuj
Tsheb thauj mus los Railway, Los ntawm Hiav Txwv
Daim ntawv thov
Kev tsim kho thiab Infrastructure
Txuas hniav: ASTM A618 tubing feem ntau yog siv los tsim cov khoom siv choj, tshwj xeeb tshaj yog nyob rau hauv cov cheeb tsam uas siab - lub cev muaj zog yuav tsum tau los txhawb nqa hnyav thiab tiv thaiv ib puag ncig kev puas tsuaj.
Cov vaj tsev: Nws yog siv los tsim cov ncej steel, kab, kab teeb, thiab lwm yam kev txhawb nqa uas muaj zog heev - rau - qhov hnyav piv yog qhov tseem ceeb. Qhov no muaj txiaj ntsig tshwj xeeb hauv cov tsev siab - nce siab thiab cov qauv kev lag luam.
Transmission Towers: Vim nws lub zog thiab tsis kam ua rau qaug zog, ASTM A618 yog siv los tsim cov hluav taws xob xa hluav taws xob thiab lwm yam kev tsim vaj tsev loj uas yuav tsum muaj cov khoom siv ruaj khov.
Automotive Kev Lag Luam
Chassis thiab Ncej: Hauv kev tsim tsheb, ASTM A618 yog siv rau chassis Cheebtsam thiab thav duab rails uas yuav tsum tau muaj lub zog siab thiab cuam tshuam. Nws feem ntau yog siv los tsim cov tsheb thauj khoom, tsheb npav, thiab tawm - tsheb thauj mus los.
Cov qauv kev nyab xeeb: Cov tubing kuj tseem siv tau rau kev nyab xeeb- cov khoom siv tsheb tseem ceeb xws li cov yob tawb thiab cov kab hluav taws xob cuam tshuam, qhov siab - cov ntaub ntawv muaj zog yog tsim nyog los tiv thaiv cov neeg nyob hauv qhov xwm txheej.
Cov khoom siv ua liaj ua teb
Tsheb laij teb thiab Machinery: Cov tubing lub siab tensile lub zog ua rau nws zoo tagnrho rau siv nyob rau hauv cov khoom siv ua liaj ua teb xws li tsheb laij teb, plows, thiab lwm yam hnyav -lub luag hauj lwm machinery uas ua rau muaj kev ntxhov siab heev thiab xav tau kev ua haujlwm ntev.
Cov neeg sau qoob loo thiab cov khoom thauj khoom: Zoo ib yam li cov tsheb laij teb, cov khoom thauj thiab cov khoom thauj tau txais txiaj ntsig los ntawm ASTM A618 tubing vim tias nws tuaj yeem tiv taus kev vibration, shock loads, thiab hnav thaum ua haujlwm hauv qhov chaw nyuaj.
Cov Khoom Siv Hnyav Ua Haujlwm
Cov Khoom Siv Tsim Khoom: Excavators, bulldozers, thiab cranes yog tsim los ntawm ASTM A618 vim tias nws tuaj yeem txhawb nqa loj thiab tiv taus qaug zog thiab hnav, uas yog qhov tseem ceeb rau cov khoom hnyav ua haujlwm hauv qhov chaw xav tau.
Forklifts thiab Material Handling: Cov tubing tseem siv los tsim cov forklift thav duab, nqa masts, thiab lwm yam khoom siv tshuab, qhov twg lub zog thiab kev ua haujlwm yog qhov tseem ceeb rau kev ua haujlwm nyab xeeb.
Zog thiab Roj & Roj Kev Lag Luam
Pipeline Supports thiab Brackets: Hauv kev lag luam roj thiab roj, ASTM A618 yog siv los tsim cov kev txhawb nqa, cov hlua khi, thiab lwm yam khoom siv rau cov kav dej. Nws lub zog thiab kev tiv thaiv corrosion thiab qaug zog ua rau nws zoo tagnrho rau kev ua haujlwm hnyav.
Cua Turbine Structures: Cov khoom siv no yog siv los tsim lub moj khaum ntawm cov cua turbines, qhov twg cov qauv kev ncaj ncees nyob rau hauv kev ntxhov siab thiab tiv taus cua thiab huab cua yog qhov tseem ceeb.
Kev Lag Luam Railroad
Railcar Cheebtsam: ASTM A618 yog siv los tsim cov khoom siv rau cov tsheb ciav hlau, xws li cov underframes thiab lwm yam tseem ceeb ntawm cov qauv. Cov khoom siv no yuav tsum tiv taus cov loads siab, kev vibrations, thiab cov neeg kho tshuab tseem ceeb.
Railroad Choj: Cov tubing kuj tseem siv rau hauv kev tsheb ciav hlau txuas hniav, qhov twg nws lub zog siab thiab qis -alloy muaj pes tsawg leeg muab kev tiv thaiv rau hnav thiab qaug zog, tshwj xeeb tshaj yog nyob rau hauv cheeb tsam uas muaj huab cua sib txawv thiab ib puag ncig.
Marine thiab Offshore Applications
Shipbuilding: ASTM A618 yog siv los tsim cov qauv tubing rau cov nkoj thiab cov ntug dej hiav txwv. Nws muaj peev xwm tiv thaiv corrosion, qaug zog, thiab cuam tshuam los ntawm qhov hnyav marine ib puag ncig ua rau nws tsim nyog rau ntau yam kev siv marine.
Roj Rigs: Cov tubing kuj tseem siv rau cov khoom siv hauv cov roj rigs thiab offshore drilling platforms, qhov muaj zog siab yog tsim nyog los txhawb cov khoom loj, hnyav hauv kev sib tw offshore ib puag ncig.
Cov Qauv Cheebtsam rau Industrial Machinery
Cranes thiab Hoists: Cov khoom siv yog siv los tsim kev lag luam cranes thiab hoisting khoom, qhov twg lub zog thiab qaug zog kuj yog qhov tseem ceeb rau kev tuav cov khoom hnyav rau lub sijhawm ntev.
Conveyor Systems: Hauv kev tsim khoom thiab kev lag luam mining, ASTM A618 tubing yog siv rau conveyor thav duab, rollers, thiab lwm yam khoom siv uas xav tau los txhawb nqa hnyav, txav mus los.
Khoom siv ncaws pob
Tsheb kauj vab ncej: Qee qhov siab - kawg tsheb kauj vab thav duab, tshwj xeeb tshaj yog rau kev sib tw kis las, siv ASTM A618 tubing vim nws lub zog - rau - qhov hnyav piv. Cov khoom siv pab ua kom tau raws li qhov xav tau ntawm kev ua haujlwm thaum tswj kev ua haujlwm ntev thiab kev nyab xeeb.
Cov khoom siv sab nraum zoov thiab taug txuj kev nyuaj: Lwm yam khoom siv kis las thiab taug txuj kev nyuaj, xws li trekking ncej, camping iav thav duab, thiab cov khoom siv lub teeb yuag, kuj tuaj yeem tau txais txiaj ntsig los ntawm ASTM A618 kev sib xyaw ua ke ntawm lub zog thiab lub teeb yuag.
Cim npe nrov: astm a618 kub tsim steel hollow seem, Tuam Tshoj astm a618 kub tsim steel hollow seem manufacturers, lwm tus neeg, Hoobkas
