2016年10月30日星期日

GB/T700 Q275A Section Steel Classification

GB/T700 Q275A Section Steel is normally rolled under AS rolled. We have more than 10 year experience in this business so we are able to provide you the high quality products with the best price.

Mechanical property for Q275A Section steel:

Thickness (mm)
Q275A
≤ 16
16 ≤ 40
40 ≤ 60
60 ≤ 100
100 ≤ 150
150
Yield strength (≥Mpa)
275
265
255
245
225
215
Tensile strength (Mpa)
410-540
Chemical composition for Q275A Section steel (Heat Analysis Max%)

Main chemical elements composition of Q275A
C
Si
Mn
P
S
0.24
0.35
1.50
0.045
0.045
1. Standard: GB/T3274, GB/T700
2. Shape: Hot rolled steel plate
3. Size: 6-130mm*1500-4100mm
We can supply any size based on customer's requirements
4. Productivity: 5000 metric tons/month
5. Delivery Date:45 days after received the deposits
6. Payment terms: T /T 30% in advance as deposit within 3 working days after the contract date, balance against the B/L copy.
Q275A Section Steel Technical Requirements Additional Services:
♦ Cutting and welding as per end user’s demands
♦ Issued Original Mill test certificate under EN 10204 FORMAT 3.1/3.2
♦ Ultrasonic test under GB/T2970,JB4730,EN 10160,ASTM A435,A577,A578
♦Low temperature impacting test
TEL:0086-21-61182423
Fax :0086-21-61182425
E-mail:service3@katalor.com or info@katalor.com
skype:lisa.liu6282
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2016年10月28日星期五

DIN 1.7225 / 42CrMo4 Steel Pipe Quenched and Tempered

42CrMo4 Steel Pipe is a common Chromium-Molybdenum alloy steel that usually used after quenched and tempered. It offers a very good balance of strength, toughness. DIN 42CrMo4 Steel Pipe is used for automotive and aircraft components with high toughness as axle journals, gears, push rods, ring gears etc.

DIN 1.7225 Steel Pipe Chemical Composition
C: 0.38-0.45; Si: max0.40; Mn: 0.60-0.90; P: max0.025; S: max0.035;
Cr: 0.90-1.20; Mo: 0.15-0.30;
Mechanical Properties of 1.7225 / 42CrMo4
Tensile strength: 1080MPa
Yield point: 930MPa
Percentage reduction of area after fracture: 45%
Elongation after fracture: 12%
Impact test (+20°C): Transverse – 22J;
42CrMo4 Steel Pipe HEAT TREATMENT:
1, Forging: Heat to 1150°C Hold until uniform. Minimum forging temperature 850°C.Cool slowly in ashes or sand etc.
2, Annealing: Heat to 830°C – 850°C. Cool in furnace.
3, Normalizing: Heat to 870°C – 900°C. Cool in still air.
4, Stress Relieving:
Annealed: Heat to 600°C – 650°C
Hardened: Heat to 500°C – 550°C.Cool in still air
Hardening: Heat to 830°C – 880°C. Quench in oil or polymer.
Tempering: Heat to 450°C – 700°C cool in still air.
Round bar
Size: Dia.80-1,000mm
Length: 3,000-10,000mm
Square bar
Size: 150×150-600×600mm
Length: 3,000-8,000mm
we can supply any size based on customer's requirements.
TEL:0086-21-61182423
Fax :0086-21-61182425
E-mail:service3@katalor.com or info@katalor.com
skype:lisa.liu6282

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DIN 1.7220/34CrMo4 Steel Plate Chemical Element

 34CrMo4 Steel Plate are generally intended for fabrication of quenched and tempered, flame or induction hardened machine parts. DIN 34CrMo4 steel is used in chemical pump, plunger pumps, pressure vessel, air receivers, Shell Tube Heat Exchangers.

Chemical Composition of 34CrMo4 steel Plate
grade

C
Si
Mn
P
S
Cr
Mo
34CrMo4
0.30-0.37
≤0.40
0.60-0.90
≤0.035
≤0.035
0.90-1.20
0.15-0.30
Mechanical Property of DIN 34CrMo4 steel Plate
34CrMo4
Yield Strength Re/MPa-（Min）
Tensile Strength Rm/M-Pa
Elongation A/% (Min）
Reduction of arean Z/%(Min)
KV/J(Min)
≤8mm
800
1000-1200
11
45
35
8mm＜t≤20mm
650
900-1100
12
50
40
20＜t≤60mm
550
800-950
14
55
45
60＜t≤100mm
500
750-950
15
55
45
100＜t≤160mm
450
700-850
15
60
45
Deep Hole ole drilling: length max 9.8 meters.
Range of work
Round bar steel: 1mm to 2000mm
Square-shape steel: 10mm to 1000mm
Steel Plate/sheet: 0.08mm to 800mm
Width: 10mm to 1500mm
We can supply any size based on customer's requirements.
TEL:0086-21-61182423
Fax :0086-21-61182425
E-mail:service3@katalor.com or info@katalor.com
skype:lisa.liu6282

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2016年10月27日星期四

What is the Difference between GB/T700 Q195, Q215, Q235 Carbon H Beam

GB/T700 Q195, Q215, Q235 Carbon H Beam is the most widely used in steel, the largest number, often rolled into steel, shapes and profiles, the general does not require the direct use of heat treated, mainly for general structural and engineering.

The Chemical Composition Mechanical Properties of Q195, Q215, Q235
 Chemical Composition %Mechanical Properties
Steel BrandCSiMnPSElongation %Yield
Strength
Mpa		Tensile
Strength
Mpa
Q1950.06-0.12<=0.300.25-0.50<=0.045<=0.050>=33>=195315-430
Q2150.09-0.15<=0.300.25-0.55<=0.045<=0.050>=31>=215335-450
Q2350.14-0.22<=0.300.30-0.65<=0.045<=0.050>=26>=235375-500
GB/T700 Q195, Q215, Q235 H Beam Specification
Standards：GB/T709-2006, ASTM A36, JIS G3101, DIN EN 10025, SAE 1045, ASTM A570
Name：Q195, Q215, Q235, Q255, Q275 carbon steel
Width: 1500-3600mm or 1500, 1800, 2000, 2200mm
Thickness: 4mm-600mm
Length：7-10m
We can supply any size based on customer's special requirements;
◆Packaging Details: Standard export seaworthy packing or as required.
◆Delivery Time: 20-30 days, 5-7 days for stock goods.
◆Loading Port: Shanghai, Tianjin, Qingdao.
◆Offer Ability: 5 000MT/Per Month.
TEL:0086-21-61182423
Fax :0086-21-61182425
E-mail:service3@katalor.com or info@katalor.com
skype:lisa.liu6282

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Standard ASTM A572 Gr.42/50/60/65 H beam for Construction

 ASTM A572 Gr.42/50/60/65 H beam is usually used in Industrial structure of the steel structure bearing bracket, Underground engineering steel pile and retaining structure. ASTM A572 Gr.42/50/60/65 H beam also used in Petrochemical and electric power and Large span steel bridge components.

A572 Gr.42/50/60/65 H beam chemical composition : %

Grade
Thickness (mm)
C≤
Mn≤
P≤
S≤
Si≤
Alloy composition
≤40
＞40
42(290)
150
0.21
1.35
0.040
0.05
0.40
0.15~0.40
I-Nb:0.005~0.05 II-V:0.01~0.15 III-Nb+V:0.02~0.15 IV-N: ≤ 0.05(V: N=1/4)
50(345)
100
0.23
1.35
0.040
0.05
0.40
0.15~0.40
60(415)
32
0.26
1.3
0.040
0.05
0.40
-
65(450)
＞13~32
0.23
1.65
0.040
0.05
0.40
-
≤13
0.26
1.35
0.040
0.05
0.40
-
ASTM A572 Gr.42/50/60/65 Steel Specification:
Product：H beam
Standard：AISI, ASTM, BS, DIN, GB, JIS, EN, etc
Height：100-900mm
Web Thick：4.5-20mm
Flange Width：75-350mm
Flange Thick：7-35mm
Length：5.8m,6m,9m,11.8m,12m or as your requirement
We can supply any size based on customer's requirements.
Inspection：BV, SGS, MTC, ISO, etc.
Technique：Hot-rolled and High frequency welded
Packing：In bulk or container, Standard seaworthy packing or as your required
Trade Terms：FOB, CFR, CIF
Payment Term：30%T/T, balance paid within 7 days after shipment.100% L/C At Sight
Delivery Time：10-25days after receiving the deposit
TEL:0086-21-61182423
Fax :0086-21-61182425
E-mail:service3@katalor.com or info@katalor.com
skype:lisa.liu6282

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35GrMo Seamless Steel Pipe Mechanical Property of Concrete

35GrMo Seamless Steel Pipe can used to produce all kinds of alloy structure and its components, such as boiler super heater collection box, large caliber pipe harden component. 35GrMo Steel Pipe also used in structural pipe, fluid pipe, boiler pipe, drill pipe, oil and gas, hydraulic pipe and so on.

35CrMo Steel Chemical Composition
Grade
The Element Max (%)
C
Si
Mn
P
S
35CrMo
0.32~0.40
0.17~0.37
0.40~0.70
0.035
0.035










35GrMo Steel Pipe Mechanical Property
Grade

35CrMo Mechanical Property
Thickness
Yield
Tensile
HB
35CrMo
mm
Min Mpa
Mpa
HB
6-50
835
980

50-200
835
980

Grade：API J55-API P110, Q195-Q345, API J55, API K55, API L80, API N80, API P110, Q215
Manufacturing Method：Cold drawn, cold rolled, hot rolled, ERW, SAW, EFW, LASW
Outer Diameter：20-1420mm
Wall Thickness：6-150mm
Length：2-10m
We can supply any size based on customer's requirements.
35GrMo Steel Pipe Technical Details
1, Delivery condition: Hot-rolled, black surface.Hot forged +Rough machined (black surface after Q/T) + Turned (optional), Cold-drawn Condition, Q+T with black surface.
2, Technical Data: According to the customer's requirement of Chemical Composition, Physical Properties and Mechanical Testing.
3, Test: ultrasonic test according to SEP 1921-84 3C/c
learn more:http://construction-steel.com/News/35GrMo-Seamless-Steel-Pipe-Mechanical-Property-of-Concrete.html
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Fax :0086-21-61182425
E-mail:service3@katalor.com or info@katalor.com
skype:lisa.liu6282


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DIN 1.7218 25CrMo4 Steel Pipe Tolerance on Dimension

 25CrMo4 Steel Pipe is a common Chromium Molybdenum alloy steel as per. DIN Standard. 25CrMo4 contains a lower carbon content compared with 42CrMo4. DIN 1.7218 25CrMo4 Steel will be freely machine able in the condition of HRC18-22. 25CrMo4 Steel Pipe can be used in the manufacture of the corrosive medium under carburizing and quenching condition.

DIN 1.7218 25CrMo4 steel pipe Chemical Composition
C: 0.22-0.29; Si: max0.40; Mn: 0.60-0.90; P: max0.025; S: max0.035;
Cr: 0.90-1.20; Mo: 0.15-0.30;
Mechanical Properties of 1.7218 / 25CrMo4 steel
Tensile strength: 930MPa
Yield point: 785MPa
Percentage reduction of area after fracture: 50%
Elongation after fracture: 12%
Impact test (+20°C): Transverse – 27~32J; Longitud – 45~50J
DIN 25CrMo4 steel pipe available size:
Round bar
Size: Dia.80-1,000mm
Length: 3,000-10,000mm
Square bar
Size: 150×150-500×500mm
Length: 3,000-8,000mm
We can supply any size based on customer's requirements
1)Chemical composition
2)Mechanical properties
3) Nonmetallic inclusions
4)Grain size: According to DIN 50601more than 5,preferred to 8;
5)Ultra sonic testing 360° complete round testing: Ultra sonic according to EN 10228-3
TEL:0086-21-61182423
Fax :0086-21-61182425
E-mail:service3@katalor.com or info@katalor.com
skype:lisa.liu6282

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