换热器管

换热器管in an extensive range of austenitic stainless steels, duplex stainless steels, nickel alloys, titanium and zirconium, suitable for all types of heat exchangers, such as seawater coolers, condensers, evaporators, heaters and reheaters.

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Sandvik的热交换器管程包括帝国和公制尺寸,从外径12 mm高达40毫米(0.472至1.575英寸)。可以进行特殊尺寸订购。Sandvik热交换器管直线长度为30米,或作为U形弯管。

使用双面不锈钢较低的生命周期成本

Our portfolio ofduplex stainless steelsis the widest on the market. Duplex stainless steel heat exchanger tubes perform exceptionally well in a variety of environments and media common in process industries, resulting in lower life-cycle costs.

昂贵的镍合金的替代方案

One of the latest developments in the Sandvik duplex family,Sandvik SAF 2707 HD™超双工不锈钢在最苛刻的应用中,可以作为昂贵的镍合金和高合金奥氏体不锈钢和高合金奥氏体不锈钢的替代品。

材料

换热器管材料

The tables show our standard materials for heat exchanger tube. Other grades can be offered on request.

双工stainless steels

Sandvik grade UNS ASTM EN no. W.-nr 弃者
Sandvik 3RE60 S31500. - 1.4424 1.4417 Z2CND18-05-03
Sandvik SAF 2205™ S31803 / S32205 - 1.4462 - Z2CND22-05-03
Sandvik SAF 2304® S32304 - 1.4362 1.4362 z2nc23-04az.
Sandvik SAF 2707 HD™ S32707. - - - -
Sandvik SAF 2507® S32750 - 1.4410 - -

高合金奥氏体不锈钢和镍合金

Sandvik grade UNS ASTM 钢铁号码 W.-nr 弃者
Sanicro®70 N06600 合金600. - 2.4816 -
Sanicro®69 N06690. Alloy 690 2.4642 *** 2.4642 NC30FE(RCCM)
Sanicro®60 N06625 合金625. - - -
Sanicro®41 N08825 合金825. - 2.4858 -
Sanicro®30 N08800 - 1.4558 1.4558 -
Sanicro®28 N08028 - 1.4563 1.4563 -
Sandvik 2RK65™ N08904 - 1.4539 1.4539 z1ncdu25-20-4
254 SMO* S31254 - 1.4547 (1.4529)** -

* 254 SMO是Outokumpu Oy的商标。
** In brackets, nearest equivalent steel grade
*** Not applicable for tube and pipe. Only for information.

奥氏体stainless steels

Sandvik grade UNS ASTM 钢铁号码 W.-nr 弃者
Sandvik 3R12 S30403 / S30400 304L/304 1.4306/1.4301 1.4306/1.4301 Z2CN18-10
Sandvik 3R60™ S31603/S31600 316L/316 1.4435/1.4436 1.4435/1.4436 Z2CND17-13
Sandvik 5R75 S31635 316Ti 1.4571 1.4571 (Z6CNDT17-12)**
Sandvik 6R35. S32100 / S32109 321/321H 1.4541/1.4940 1.4541/1.4878 (Z6CNT18-10)**

钛and Zirconium

材料类型 年级(s)
纯钛和钛等级:
1,2,3,4,7,9,11,12,16,17,26和28
锆702(ZR-702)

产品标准

American standards European standards
Sandvik grade ASTM asme. EN VDTÜV.
双工
Sandvik SAF 2707 HD™ A-789 SA-789 - -
Sandvik SAF 2507® A-789 SA-789 10216-5. VDTÜV.Blatt 508
Sandvik SAF 2205™ A-789 SA-789 10216-5. VDTÜV.Blatt 418
Sandvik SAF 2304® A-789 SA-789 10216-5. -
Sandvik 3RE60 A-789 SA-789 - -
Ni-合金
Sanicro®70 B-163 B-167 SB-163 SB-167 - VDTÜV.Blatt 305
Sanicro®69 B-163 B-167 SB-163 SB-167 - -
Sanicro®41 B-163 B-423 SB-163 SB-423 - -
Sanicro®30 B-163 B-407 SB-163 SB-407 10216-5. -
Sanicro®28 B-668 SB-668. 10216-5. VDTÜVBLATT483
Sandvik 2RK65™ A-269. SB-677 10216-5. VDTÜV.Blatt 421
254 SMO* A-213 A-269 SA-213 SA-269 10216-5. -
奥氏体
Sandvik 5R75 A-213. SA-213 10216-5. -
Sandvik 3R60 A-213 A-269 SA-213 10216-5. -
Sandvik 3R65. A-213 A-269 SA-213 10216-5. -
Sandvik 6R35. A-213 A-269 SA-213 10216-5. -
Sandvik 3R12 A-213 A-269 SA-213 10216-5. -

Mechanical properties

热交换器管等级的机械性能

Sandvik grade UNS
Proof strength
Tensile strength
Elongation
RP0.2. Rm A
MPa/ksi MPa/ksi %
min. min.
双工stainless steels
Sandvik SAF 2707 HD™ UNS S32707.
700*/116*
920-1,000/133-160 *
25
Sandvik SAF 2507® UNS S32750.
550/93
800-1,000/116-145
25
Sandvik SAF 2205™ UNS S31803/S32205
485/73
680-880/99-128
25
Sandvik SAF 2304® UNS S32304
400/65
600-820/87-119
25
Sandvik 3RE60 没有S31500.
450.
700-800 /
-
镍合金和高合金奥氏体不锈钢钢
Sanicro®70 UNS N06600
245
>560
35
Sanicro®69 UNS N06690.
240
585.
30
Sanicro®41 UNS N08825
240
590-750
30
Sanicro®30 UNS N08800 205. 520-690. 30
Sanicro®28 UNS N08028
220
550-750.
40
Sandvik 2RK65™ UNS N08904
230
520-720
35
254 SMO* UNS S31254
310.
655-850.
35
奥氏体stainless steels
Sandvik 5R75 UNS S31635
220
510-710
35
Sandvik 3R60™ UNS S31603 / S31600
220
515-690.
45
Sandvik 6R35. UNS S32100 / S32109
210.
515-690.
35
Sandvik 3R12 UNS S30403/S30400
210.
515-680
45

U-bent tubes

U-弯曲的热交换器管

Sandvik不锈钢热交换器管也可以作为U形弯管输送*, manufactured according to the common heat exchanger standards. Our basic specification is Sandvik spec. 7-2-1179, but we can also use DIN 28179, TEMA RCB 2.31 or various customer specifications. Copies of all specifications are available on request.

Technical parameters

  • OD 12.7- 38 mm
  • 弯曲半径从1.5 x OD高达1,250毫米。协议后OD超过28 mm的最小弯曲半径。
  • Leg length min. 1,000 mm.
  • Leg length max. 12,000 mm.
  • Heat treatment for radii up to 1,000 mm.

Heat treatment

如果指定,我们将配备弯曲加上最小150毫米的腿部热处理。

  • Furnace is computer controlled and all data is recorded.
  • We use an Argon protective atmosphere inside the tubes.
  • 我们可以提供各种类型的退火;解决方案退火,应力缓解和稳定化。

测量,切割,去毛刺和清洁

  • U-bends are measured exactly in accordance with relevant standards.
  • All tubes are cut to the specified leg lengths, ends are deburred and the tubes are internally cleaned with air.
  • Before packing, both ends of U-bends are capped with plastic caps.

Packing

  • In strong, open or closed wooden boxes, depending on destination - max 8,000 kg.
  • 由塑料盖保护的管的末端。
  • Vertical separators for each radius.
  • Chloride free plastic separators between each row, every 2 meters.
  • Each bundle is covered with plastic.
  • 客户可以提供包装绘图或砂太维克可以准备包装计划。
  • Packing lists, covered with plastic, are placed on each wooden box for easy identification of order details, including exact list of radii and lengths inside.

* Valid for wall thickness less than or equal to 4 mm/0.157 in.

Applications

Our heat exhanger tubes are typically used in:
  • Chemical processing
  • 冷凝器
  • 烟气清洁
  • Evaporators
  • 喷水加热器
  • Gas processing
  • Hydrometallurgy
  • Oil refining, petrochemical and gas processing
  • 磷酸生产
  • Petrochemical processing
  • 盐蒸发
  • Seawater-cooled heat exchangers
  • Urea production

Extend heat exchanger uptime in oil refineries

Sandvik can help you combat the corrosive elements in sour crude.

Learn more about our high-performance materials for oil refineries