2019 Zoo Zoo Tuam Tshoj Q235 Kub Dipped Galvanized Round Steel Yeeb Nkab rau Dej Conservancy
Lus piav qhia luv luv:
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Khoom cim npe
Lub lag luam upholds lub tswv yim ntawm "Be No.1 nyob rau hauv high-zoo, yuav rooted nyob rau hauv credit thiab trustworthiness rau txoj kev loj hlob", yuav ua rau ua hauj lwm rau yav dhau los thiab tshiab prospects los ntawm lub tsev thiab txawv teb chaws tag nrho-rhuab rau 2019 Zoo Zoo Tuam Tshoj Q235 Kub Dipped Galvanized Round Steel Pipe rau Kev txuag dej, Ua ib lub koom haum me me, peb yuav tsis zoo, tab sis peb tau sim peb qhov zoo tshaj plaws los ua koj tus khub zoo heev.
Lub lag luam upholds lub tswv yim ntawm "Be No.1 nyob rau hauv high-zoo, yuav rooted nyob rau hauv credit thiab trustworthiness rau kev loj hlob", yuav ua raws li mus pab rau yav dhau los thiab tshiab zeem muag los ntawm tsev thiab txawv teb chaws tag nrho-heatedly rauTuam Tshoj 10# 20# Q195 Q235 Q345 42CrMo 16mn St52, Galvanized Gi, Peb txais cov cuab yeej tsim khoom thiab thev naus laus zis, thiab cov cuab yeej ntsuas zoo meej thiab cov txheej txheem los xyuas kom meej peb cov khoom zoo. Nrog peb cov txuj ci siab, kev tswj xyuas kev tshawb fawb, pab pawg zoo tshaj plaws, thiab cov kev pabcuam zoo, peb cov kev daws teeb meem tau txais txiaj ntsig los ntawm cov neeg siv khoom hauv tsev thiab txawv teb chaws. Nrog koj kev txhawb nqa, peb yuav tsim kom zoo dua tag kis!
JIS G3444HloovCov yeeb nkab steel
Sab nraud txoj kab uas hla (mm): 21.7-1016.0
Phab ntsa Thickness (mm): 2.0-22
Ntev: 1m-12m lossis customized ntev
Kev kho deg: dub, pleev xim, galvanized, thiab lwm yam.
Ends: dawb los yog threaded ob leeg kawg nrog ib kawg yas hau ib kawg coupling
Packing: nyob rau hauv pob los yog qhwv nrog dej-pov thawj pvc ntaub.
Shipping .: bulk los yog load nyob rau hauv ntim.
Kev Them Nyiaj: T / T, L / C, western union
Daim ntawv thov: qauv, dej, roj thiab lwm yam.
Table 1. Tshuaj muaj pes tsawg leeg
| Unit:% | |||||
| Lub cim ntawm qib | C | Si | Mn | P | S |
| STK 290 | - | - | - | 0.050 max. | 0.050 max. |
| STK400 | 0.25 max. | - | - | 0.040 max. | 0.040 max. |
| STK490 | 0.18 max. | 0.55 max. | 1.65 max. | 0.035 max. | 0.035 max. |
| STK 500 | 0.24 max. | 0.35 max. | 0.30–1.30 dr hab | 0.040 max. | 0.040 max. |
| STK540 | 0.23 max. | 0.55 max. | 1.50 max. | 0.040 max. | 0.040 max. |
| Lus Cim a) Yog tias tsim nyog, cov khoom sib txuas uas tsis yog teev nyob rau hauv cov lus no tuaj yeem raug ntxiv. b) Rau lub raj ntawm qib STK540 tshaj 12.5 hli nyob rau hauv phab ntsa tuab, cov tshuaj muaj pes tsawg leeg yuav raug raws li kev pom zoo ntawm tus neeg yuav khoom thiab cov chaw tsim khoom. | |||||
Rooj 2. Mechanical Properties
| Lub cim ntawm qib | Tensile zog N / mm² | Tawm taw tes ntawm pov thawj kev nyuaj siab N / mm² | Tensile zog nyob rau hauv weld cheeb tsam N / mm² | flattening | Kho tau | |
| Qhov nrug ntawm daim hlau (H) | Khoov lub kaum sab xis | Sab hauv lub voj voog | ||||
| Siv sab nraud txoj kab uas hla | ||||||
| Tag nrho cov diameters sab nraud | Tag nrho cov diameters sab nraud | Tag nrho cov diameters sab nraud | Tag nrho cov diameters sab nraud | 50mm max. | ||
| STK 290 | 290 nqi. | - | 290 nqi. | 2/3 D | 90 ° | 6 D |
| STK400 | 400 min. | 235 nqi. | 400 min. | 2/3 D | 90 ° | 6 D |
| STK490 | 490 nqi. | 315 nqi. | 490 nqi. | 7/8 D | 90 ° | 6 D |
| STK800 | 500 min. | 355 nqi. | 500 min. | 7/8 D | 90 ° | 6 D |
| STK540 | 540 nqi. | 390 nqi. | 540 nqi. | 7/8 D | 90 ° | 6 D |
| CEEB TOOM 1 D ntawm lub rooj no yog sab nraud ntawm cov hlab. NOTE 2 1 Nmm² = 1 MPa | ||||||
