| Hlau No. | Hluav taws xob | SAW | GTAW | ||
| Qws | Hlau hlau No. (standard) | Flux | Hlau hlau No. (standard) | ||
| Qauv | Lub khw kos npe | Lub khw kos npe | |||
| Q235-AF qw 235a | E4303 | j422 ua | H08A | HJ431 | TIG-J 50 |
| 10 (pib) 20 (pib) | E4303 | j422 ua | H08MnA | HJ431 | TIG-J 50 |
| Q235-B Q235-C | E4316E4315 | j426j427 | H08A H08 E | HJ431 | TIG-J 50 |
| 20g, 20g 20R, 20 (Forging) | E4315E4315 | j426j427 | H08A H08 E H08MnA | HJ43I | TIG-J 50 |
| 6 mn! 16 MnR | E5016E5015 | j506j507 | HlOMnSi H10Mn 2 | HJ431HJ350 | HlOMnSi |
| 16 MnD I6MnDR | E5016-G E5015-G | J506 RH J507RH | HlOMnNiMoA | SJ 101 | TG 50 |
| 15 MnNiDR | E5015-G | wb 607 | H08MnA | SJ 102 | TG 50 |
| CO2 Gas Weld | Vuam khoom kom qhuav Temp. | ||
| Roj | Hlau hlau No. (standard) | Roj | |
| Ar | H08MnSi | CO2 | 75-150 C (lh) |
| Ar | H08MnSi | CO2 | 75-150 ° C (lh) |
| Ar | H08MnSi | CO2 | 35O-38O°C (lh) |
| Ar | H08MnSi | CO2 | 350-380C (lh) |
| Ar | H08Mn2 Si | CO2 | 35O-38OC (lh) |
| Ar | MG50-3 | CO2 | 35O-38OC (lh) |
| Ar | MG49-Ni | CO2 | 35O-38OC (lh) |
| Hlau No. | Hluav taws xob | SAW | GTAW | CO2 Gas Weld | Pre Temp ua ntej weld | Temp.Tom qab weld | Vuam khoom kom qhuav Temp. | ||||||
| Qws | Hlau hlau No. (standard) | Flux | Hlau hlau No. (standard) | Roj | Hlau hlau No. (standard) | Roj | |||||||
| Qauv | Lub khw kos npe | Lub khw kos npe | |||||||||||
| 12 CrMo | E5515-IB | R207 | H08CrMoA | HJ350 | TIG-R 30 | Ar | H08CrMnSi Mo | CO2 | 150-250 ° C | 650-700 ° C | 380-420C (1.5h) | ||
| 15 CrMo | E5515-B2 | R307 | H13CrMoA | HJ350 SJ103 | Qauv: ER55-B2 Tom ntej: ER55-B2L | Ar | ER55-G | CO2 | I5O-25 ° C | 650-700 NwseC | 380 ~ 420 ° C (1.5h) | ||
| 12 CrlMoV | E5515-B2- V | R317 | H08CrMoVA | HJ 35 O | ER55B2MnV | Ar | 200-300 ° C | 650-700 ° C | 380 ~ 420 ° C (1.5h) | ||||
| lCr5 mav | E5MoV 15 | r507 ua | H0Cr5Mo | Ar | 200-300 ° C | 760 ± 10 ° C | 380 ~ 420 ° C (1.5h) | ||||||
| 0c8n 9 | E308-16E308-I5 | ib 02al07 | H0Cr2INil0 | HJ 260 | H0Cr21Nil0 | Ar | Al 02. Al 07 150 ° Ch 250 ° Ch | ||||||
| OCrl8NilOTi !Crl8Ni9Ti | E437-16E437-15 | A132A137 | H0Cr21Nil0T i | HJ 260 | H0Cr21NiI0T i | Ar | AI32.AI37150 ° Clh250 ° Ch | ||||||
| 0Cr7Nil2Mo 2 | E316-16E316-15 | A202A207 | H0Crl9NiI 2 Mo2 | HJ 260 | H0Crl9NiI2 Mo2 | Ar | A202.A207 150 ° C h 250 ° C h | ||||||
| Hlau No. | Hluav taws xob | SAW | GTAW | CO2 Gas Weld | Pre Temp ua ntej weld | Temp.Tom qab weld | Vuam khoom kom qhuav Temp. | ||||
| Qws | Hlau hlau No. (standard) | Flux | Hlau hlau No. (standard) | Roj | Hlau hlau No. (standard) | Roj | |||||
| Qauv | Lub khw kos npe | Lub khw kos npe | |||||||||
| 0Cr8Nil2Mo2 | E316L-16E318-16 | A022A2I2 | H00Cr9Ni 12 hmo 2 | HJ 260 | H00Cr9Ni 12 hmo 2 | Ar | A022.A212 ! 50° Cwj | ||||
| 00Cr9n0 | E308L-16 | A002 | H00Cr21Nil0 | HJ 260 | H00Cr21Nil0 | Ar | A002 150 ° C h | ||||
| lcr! 3 | E410-16 | G202 | G202 150° COJ | ||||||||
| !Cr6Si2Mo | E5MoV 15 | r507 ua | 380 ~ 420 ° C (1.5h) | ||||||||
| RQTSi505 | EZC | Z202 | Z202 150 ° C h | ||||||||
Vuam cov ntaub ntawv rau kev xaiv cov hlau sib txawv (cov hlau tsis sib xws)
| Hlau No. | Joint niam txiv cov ntaub ntawv qeb qeb los yog pab pawg naj npawb | Hluav taws xob | SAW | GTAW | Pre Temp ua ntej weld | Temp.Tom qab weld | Vuam khoom kom qhuav Temp. | ||||
| Qws | Hlau hlau No. (standard) | Flux | Hlau hlau No. (standard) | Roj | |||||||
| Qauv | Lub khw kos npe | Lub khw kos npe | |||||||||
| Vuam ntawm carbon steel | Kuv + I | E4303 | j422 ua | H08A | HJ431 | TIG-J 50 | Ar | J422J427 150 ° C h 380 ° C h | |||
| E4315 | j427 ua | ||||||||||
| Vuam ntawm carbon steel thiab high-strength low-alloy steel | Kuv + (H-1) | E4303 | j422 ua | H08A H08MnA | HJ431 | HlOMnSi | Ar | J422J427 150 ° C h 380 ° C h | |||
| E4315 | j427 ua | ||||||||||
| 1+ (II+2) | E4315 | j427 ua | H08MnA | HJ431 | HlOMnSi | Ar | j427j507 | ||||
| E5016 | j507 ua | 380 ° C 1.5 hli | |||||||||
| 1+ (III+1.)1+ (III+ 2.) | E43I5 | j427 ua | H08AH08MnA | HJ431 | HlOMnSi | Ar | j427j507 380 ° C 1.5 hli | ||||
| E5015 | j507 ua | ||||||||||
| Vuam ntawm carbon steel thiab tshav kub-resistant low alloy steel | I + IV | E4315 | j427 ua | H08A H08MnA | HJ431 | HlOMnSi | Ar | 150-250 ° C | 650-700 ° C | j427 ua 380 ° C 1.5 hli | |
| kuv + V | E4315 | j427 ua | H08A H08MnA | HJ431 | HlOMnSi | Ar | 200-300 ° C | 760 ± 10 ° C | j427 ua 380 ° C 1.5 hli | ||
| Weld ntawm carbon steel thiab tsawg temp.low alloy steel | I + VI | E4315 | j427 ua | H08AH08MnA | HJ431 | HlOMnSi | Ar | j427 ua 380 ° C 1.5 hli | |||
| Hlau No. | Joint niam txiv cov ntaub ntawv qeb qeb los yog pab pawg naj npawb | Hluav taws xob | SAW | GTAW | Pre Temp ua ntej weld | Temp.Tom qab weld | Vuam khoom kom qhuav Temp. | |||
| Qws | Hlau hlau No. (standard) | Flux | Hlau hlau No. (standard) | Roj | ||||||
| Qauv | Lub khw kos npe | Lub khw kos npe | ||||||||
| Vuam ntawm high-strength low-alloy steels | II+ 11 | E5015 | j507 ua | H08MnA HlOMnSi | HJ431 | HlOMnSi | Ar | J507, J557 380-420 C l 2 hnu | ||
| E5515-G | j507 ua | |||||||||
| Vuam ntawm high-strength low-alloy steels | 11+ (III-1) 11+ (III-2) | E5015 | j507 ua | H08MnA H10Mn 2 | HJ431 | HlOMnSi | Ar | j507 ua 380 ° C l 2 hnu | ||
| HJ350 | ||||||||||
| (11 + 2) + (111 + 1) | E5015 | j507 ua | H10Mn 2 | HJ431 | J507, J557 | |||||
| (11 + 2) + (111 + 2) | E5515-G | j557 ua | HlOMnSi | HJ 35 O | 380 ° C l 2 hnu | |||||
| Vuam ntawm lub zog qis-alloy steel thiab kub-resistant low-alloy steel | II + IV | E5003 | j502 ua | 150-250C | 650-700 NwseC | j502 ua 150 ° C hli | ||||
| E5015 | j507 ua | 150-250 ° C | 650-700 ° C | j507 ua 38O°C1-2H kub | ||||||
| III + IV | E5003 | j502 ua | 150-250 ° C | 650-700 NwseC | J 502 !50° Clh | |||||
| E5015 | j507 ua | j507 ua 380 ° C-2h | ||||||||
| Vuam ntawm lub zog qis-alloy steel thiab kub-resistant low-alloy steel | II + V | E5015 | j507 ua | 200-300 ° C | 760 ° C kub 10 ° C | j507 ua 380 ° C-2h | ||||
| E5515-G | j557 ua | 200-300 ° C | 760 ° C ± 10eC | j557 ua 380 ° C 2 h | ||||||
| Hlau No. | Joint niam txiv cov ntaub ntawv qeb qeb los yog pab pawg naj npawb | Hluav taws xob | SAW | GTAW | Pre Temp ua ntej weld | Temp.Tom qab weld | Vuam khoom kom qhuav Temp. | |||
| Qws | Hlau hlau No. (standard) | Flux | Hlau hlau No. (standard) | Roj | ||||||
| Qauv | Lub khw kos npe | Lub khw kos npe | ||||||||
| Lub zog qis-alloy steel thiab kub-resistant low-alloy steel | III + V | E5015 | j507 ua | 200-300 ° C | 76 O ± IO ° C | J507J557 380-420 : kuveC 1.5h ib | ||||
| E5515-G | j557 ua | |||||||||
| nruab nrab ntawm tshav kub-resistant low-alloy steels | (IV-1) + (W-2) | E5515-B1 | R207 | 150-250 ° C | 650-700 ° C | R207.R307 380-420 ° C 1.5h ib | ||||
| E5515-B2 | R307 | |||||||||
| E309-15 | A307 | A307 250 ° C 1.5h | ||||||||
| IV + V | E5515-B1 | R207 | 200-300 ° C | 76 O ± IO ° C | R207.R307 R317.R407 38-420 NwseC l 5 hnu | |||||
| E5515-B2 | R307 | |||||||||
| E5515-B2-V | R317 | |||||||||
| E6015-B3 | r407 ua | |||||||||
| E3I0-15 | A407 | A407 250 ° C 1.5h | ||||||||
| Vuam ntawm pearlitic hlau thiab ferritic stainless hlau | (I + W) + VII | E309-16 | A302 | A302 150 ° C h | ||||||
| E309-15 | A307 | A307 250 ° C | ||||||||
| Hlau No. | Joint niam txiv cov ntaub ntawv qeb qeb los yog pab pawg naj npawb | Hluav taws xob | SAW | GTAW | Pre Temp ua ntej weld | Temp.Tom qab weld | Vuam khoom kom qhuav Temp. | |||
| Qws | Hlau hlau No. (standard) | Flux | Hlau hlau No. (standard) | Roj | ||||||
| Qauv | Lub khw kos npe | Lub khw kos npe | ||||||||
| Vuam ntawm pearlitic hlau thiab ferritic stainless hlau | 1+ (vn-i) | E309-16 | A302 | HlCr24Nil3 | HJ 260 | HlCr24Nil3 | Ar | 150 ° C lh | ||
| E309-15 | A307 | 250 ° C Ih | ||||||||
| E309MO-16 | A312 | 150 ° C Ih | ||||||||
| 11+ (VII-1) | E309-I6 | A302 | HlCr24Nil3 | HJ 260 | HlCr24Nil3 | Ar | 150 ° C Ih | |||
| E309Mo-16 | A312 | |||||||||
| IH+ (vn-i) | E312-16 | A402 | HlCr26Ni2l | Ar | 150 ° C Ih | |||||
| E310-15 | A407 | 250 ° C Ih | ||||||||
| Hlau No. | Joint niam txiv cov ntaub ntawv qeb qeb los yog pab pawg naj npawb | Hluav taws xob | SAW | GTAW | Pre Temp ua ntej weld | Temp.Tom qab weld | Vuam khoom kom qhuav Temp. | |||
| Qws | Hlau hlau No. (standard) | Flux | Hlau hlau No. (standard) | Roj | ||||||
| Qauv | Lub khw kos npe | Lub khw kos npe | ||||||||
| Vuam ntawm pearlitic hlau thiab ferritic stainless hlau | IV+ (VD+1) | E309-I6 | A302 | HlCr24Nil3 | Ar | 150 ° C Ih | ||||
| E310-16 | A402 | HlCr26Ni21 | Ar | 250 ° C Ih | ||||||
| E310-I5 | A407 | HlCr26Ni21 | Ar | 150 ° C Ih | ||||||
| E309-16 | A302 | HlCr24Nil3 | Ar | |||||||
| E310-16 | A402 | HlCr26Ni21 | Ar | |||||||
| E310-15 | A407 | HlCr26Ni2l | Ar | |||||||
| VI + (VD-1) | E309-16 | A302 | HlCr24Nil3 | Ar | 150 ° C Ih | |||||
| E309-15 | A307 | 250 ° C ih | ||||||||
Post lub sij hawm: Mar-20-2023