E355 Honed Tube Rau Hydraulic Lub tog raj kheej

E355 honed tubes yog precision-engineered seamless steel raj tsim los ntawm high-lub zogE355 carbon hlau, optimized rau kev ua tau zoo hauvhydraulic lub tog raj kheejthiab high-pressure kua systems. Lawv tau txias thiab honed (los yog skived & roller burnished) kom ntseeg tau tias ultra-smooth sab hauv qhov chaw, nruj seem tswj, thiab ntev kev pab cuam lub neej. Cov raj no zoo tagnrho rau cov tshuab ua haujlwm hnyav, cov khoom siv tsim kho, cov khoom siv tuav, thiab cov khoom siv hydraulic.

Technical Specifications

Khoom & Mechanical Properties

Steel Qib:E355 (EN 10305-1) / sib npaug ST52-3 BK + S khoom

Kev kho cua sov:+ SR (Txoj kev ntxhov siab, normalized)

Tensile zog (Rm):Ntau tshaj lossis sib npaug rau 580 MPa / Ntau dua lossis sib npaug rau 600 MPa nyob ntawm tus neeg xa khoom tiav thiab txheej txheem

Yield zog (Rp0.2):Ntau dua lossis sib npaug rau 435 MPa / Ntau dua lossis sib npaug rau 490 MPa raug

Elongation:Ntau dua lossis sib npaug li 10% yam tsawg kawg nkaus

Dimensional Range

Sab hauv Diameter (ID):~ 30 hli - mus txog ~ 500 hli (vim los ntawm cov neeg tsim khoom)

Sab nraud txoj kab uas hla (OD):~ 40 mm – ~480+ mm

Phab ntsa Thickness:~ 2 hli - ~ 40 hli nyob ntawm qhov loj thiab cov neeg siv khoom spec

Ntev:Standard 3 m - 9 m (txiav-rau-ntev xaiv muaj)

Precision & Tolerance Standards

Inner Diameter (ID) kam rau ua - ISO System

Precision honed tubes feem ntau muab rau hauv cov chav kawm nruj (raws li ISO haum):

Chav Kawm Tolerance	Kev piav qhia
H7	High precision ID
H8	Feem ntau xaiv rau hydraulic kheej kheej
H9	Standard honing kam rau ua

Tus nqi kam rau ua (ID range piv txwv H8):

30-50 hli: +0 /+0.039 hli

50-80 hli: +0 /+0.046 hli

80-120 hli: +0 /+0.054 hli

Loj diameters scale raws li

Nto Roughness & Finish

Sab hauv Nto Roughness:Ra Tsawg dua lossis sib npaug ntawm 0.2 - 0.4 µm (ultra-smooth honed tiav)

Kev ncaj:Feem ntau Tsawg dua los yog sib npaug li 1 hli ib 1 000 hli ntev

Sab Nraud:Smooth txias kos tiav, npaj rau kev ua ntxiv yog tias xav tau

Cov yam ntxwv tseem ceeb

High Dimensional Accuracy- kev tswj tau zoo heev rau ID thiab phab ntsa thickness.

Ultra-Smooth Internal Bore- low roughness rau superior sealing thiab txo kev sib txhuam.

Txhim khu Durability- Kev kos duab txias thiab kev ntxhov siab los txhim kho lub zog thiab kev pabcuam lub neej.

Qhov Loj Muaj- txoj kab uas hla dav thiab ntev xaiv rau ntau yam kev siv.

Compatibility nrog Seals & Pistons- Qhov zoo tshaj plaws bore zoo rau O-rings, U-khob, thiab piston seals.

Tej kev siv

E355 honed raj yog dav siv raws licylinder thoobthiab precision Cheebtsam hauv:

Hydraulic thooj voos kheej kheej(kev tsim kho, kev ua liaj ua teb, kev lag luam machinery)

Pneumatic lub tog raj kheej thiab actuators

Cov khoom siv nqa, forklifts thiab aerial platforms

Material tuav machinery

Heavy-duty industrial presses thiab automation systems

Quality & Delivery

Manufacturing Standards:EN, DIN, JIS, ASTM kev sib raug zoo rau kev lag luam thoob ntiaj teb.

Kev tshuaj xyuas:ID/OD ntsuas, nto tiav, ncaj, thiab kam rau ua pov thawj.

Ntim:Oiled sab hauv / sab nraud, yas kawg hau, bundled los yog crated rau export.

FAQ

Q1: Dab tsi yog E355 honed raj?
A:E355 honed tube yog ib tug precision txias-draw seamless steel raj ua los ntawm E355 carbon steel (EN 10305-1 / ST52-3 sib npaug), nrog ib tug ultra-smooth sab hauv bore tiav los ntawm honing los yog skiving & roller burnishing. Nws yog tsim feem ntau rau hydraulic lub tog raj kheej chim thiab lwm yam kev siv siab.

Q2: Dab tsi yog cov khoom tseem ceeb ntawm E355 honed raj?
A:Tej yam khoom muaj xws li:

Tensile zog (Rm):Ntau dua lossis sib npaug li 580-600 MPa

Yield zog (Rp0.2):Ntau dua lossis sib npaug li 435-490 MPa

Elongation:Ntau dua lossis sib npaug li 10%

Hardness:HB 170-220 nyob ntawm kev kho cua sov

Q3: Dab tsi diameters thiab phab ntsa thicknesses muaj?
A:Standard ranges:

Sab hauv Diameter (ID):30mm-500 hli

Sab nraud txoj kab uas hla (OD):40mm-480 hli

Phab ntsa Thickness:2 mm-40 mm
Qhov ntau thiab tsawg kuj tuaj yeem tsim raws li cov neeg siv khoom xav tau.

Q4: Dab tsi kam rau ua yog muab?
A:Tolerances nyob ntawm cov chav kawm ISO:

H7:High precision

H8:Feem ntau rau kev siv hydraulic

H9:Txheem kam rau ua
Piv txwv H8: ID 30–50 mm → +0/+0.039 mm; ID 50–80 mm → +0/+0.046 mm.

Q5: Dab tsi saum npoo tiav yog muab?
A:Sab hauv nto roughness Ra Tsawg dua los yog sib npaug rau 0.2-0.4 µm rau kev sib txhuam tsawg kawg nkaus thiab kev sib khi. Sab nraum yog du txias-draw tiav, npaj rau ntxiv machining lossis plating.

Q6: Dab tsi daim ntawv thov yog E355 honed raj siv rau?
A:Common siv muaj xws li:

Hydraulic cylinders rau kev tsim kho thiab kev lag luam machinery

Pneumatic actuators thiab presses

Nqa thiab tuav cov khoom siv

Cov khoom siv tuav thiab automation

Q7: Cov raj puas tuaj yeem yog chrome-plated?
A:Yog lawm. Tus ID tuaj yeem yog chrome-plated tom qab honing kom muaj kev tiv thaiv corrosion thiab txuas ntxiv kev pab cuam lub neej.

Q8: Dab tsi yog qhov txawv ntawm honed thiab SRB (skived & roller burnished) hlab?
A:Honing siv cov pob zeb abrasive kom du lub bore, thaum SRB mechanically skives thiab dov tus ID rau txawm tighter tolerances, smoother nto, thiab txhim kho qaug zog.

Q9: Ntev npaum li cas rau E355 honed raj?
A:Tus qauv ntev yog 3 m - 9 m, tab sis kev cai txiav ntev yog muaj kom tau raws li qhov kev xav tau tshwj xeeb.

Q10: Cov raj tshuaj ntsuam xyuas zoo li cas?
A:Kev tshuaj xyuas muaj xws li:

Dimensional ntsuas (ID, OD, phab ntsa thickness)

Kev ncaj

Nto roughness

Mechanical xeem (tensile, tawm los, elongation)

Visual and NDT (optional) verification

Q11: Puas yog E355 honed raj haum rau siab -siab hydraulics?
A:Yog lawm, nrog rau cov phab ntsa tuab thiab qhov chaw tiav, E355 honed hlab yog dav siv nyob rau hauv siab - hydraulic kheej kheej kheej kheej thiab ua tau raws li cov qauv thoob ntiaj teb rau lub zog thiab kav ntev.

Q12: Koj puas tuaj yeem muab cov ntim ntim rau cov raj no?
A:Yog lawm. Cov raj yog oiled, capped, bundled, los yog crated los tiv thaiv corrosion thiab puas thaum shipping. Kev cai export ntim kuj muaj.