瑞典山特维克SANICRO 71/ENiCrFe-3镍基焊条 全国总经销

瑞典山特维克SANICRO 71/ENiCrFe-3镍基焊条 全国总经销

Sanicro 71是一个焊条焊接基本金属涂层和正常复苏的NiCrFe合金、9镍钢以及nickel-alloyed低温用钢。它也可以用于不同的关节,如不锈钢和碳钢NiCu合金和镍合金。Sanicro 71的特点是小飞溅和很好的夹渣的清除。

Standards

·                                 ISO Ni Cr 15 Fe 6

·                                 AWS ENiCrFe-3

Product standards

·                                 EN ISO 14172

·                                 ASME/AWS SFA5.11

Approvals

·                                 TüV

Chemical composition - all-weld metal

The following data is valid for non heat treated all-weld metal.

Chemical composition, wt

C

Si

Mn

P

S

Cr

Ni

Mo

Nb

Fe

Cu

0.05

1.0

6.5

0.015

0.010

16

67

1.5

2.5

10

0.5

Mechanical properties - all-weld metal

Temperature

oC

20

-196

Proof strength, RP0.2a

MPa

>360

-

Tensile strength, Rm

MPa

>620

-

Elongation, A

>30

-

Impact strength, Charpy V

J

>60

>45

a Rp0.2 corresponds to 0.2 offset yield strength

Recommended welding data

Diameter, mm

2.5

3.25

4.0

5.0

Current, A

45-60

70-95

90-120

120-150

Redrying electrodes when necessary: 200 oC (390 oF)/2h

Deposition data

Electrode data

Electrode diameter, mm

2.5

3.25

4.0

5.0

Length, mm

300

300

350

400

Weights:

kg/100 pcs

1.7

2.9

5.0

8.7

kg/box

4.5

4.6

5.3

5.2

Electrodes/box

260

160

105

58

Effective value

kg weld metal/kg electrodes

0.61

0.71

0.68

0.67

Change value

Electrodes/kg weld metal

94

49

29

16

Burn off time per electrode

at max current, s

46

59

76

101

Working data

Welding positions,

all except vertical down

Current/polarity

direct current/electrode positive.

瑞典山特维克SANICRO 71/ENiCrFe-3镍基焊条